List of philosophical theories
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Philosophical Philosophy (from , ) is the systematized study of general and fundamental questions, such as those about existence, reason, knowledge, values, mind, and language. Such questions are often posed as problems to be studied or resolved. Some ...
schools of thought A school of thought, or intellectual tradition, is the perspective of a group of people who share common characteristics of opinion or outlook of a philosophy, discipline, belief, social movement, economics, cultural movement, or art movement. ...
and
philosophical movement A philosophical movement refers to the phenomenon defined by a group of philosophers who share an origin or style of thought. Their ideas may develop substantially from a process of learning and communication within the group, rather than from out ...
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A

Absurdism - Action, philosophy of -
Actual idealism Actual idealism was a form of idealism, developed by Giovanni Gentile, that grew into a "grounded" idealism, contrasting the transcendental idealism of Immanuel Kant, and the absolute idealism of G. W. F. Hegel. To Gentile, who considered himself ...
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Actualism In analytic philosophy, actualism is the view that everything there ''is'' (i.e., everything that has ''being'', in the broadest sense) is wiktionary:actual, actual. Another phrasing of the thesis is that the domain of discourse, domain of Range o ...
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Advaita Vedanta ''Advaita Vedanta'' (; sa, अद्वैत वेदान्त, ) is a Hindu sādhanā, a path of spiritual discipline and experience, and the oldest extant tradition of the orthodox Hindu school Vedānta. The term ''Advaita'' ( ...
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Aesthetic Realism Aesthetic Realism is a philosophy founded in 1941 by the American poet and critic Eli Siegel (1902–1978). He defined it as a three-part study: " ese three divisions can be described as: One, Liking the world; Two, The opposites; Three, The me ...
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Aesthetics Aesthetics, or esthetics, is a branch of philosophy that deals with the nature of beauty and taste, as well as the philosophy of art (its own area of philosophy that comes out of aesthetics). It examines aesthetic values, often expressed t ...
- African philosophy -
Afrocentrism Afrocentrism is an approach to the study of world history that focuses on the history of people of recent African descent. It is in some respects a response to Eurocentric attitudes about African people and their historical contributions. It ...
- Agential realism - Agnosticism -
Agnostic theism Agnostic theism, agnostotheism, or agnostitheism is the philosophical view that encompasses both theism and agnosticism. An agnostic theist believes in the existence of one or more gods, but regards the basis of this proposition as ''unknown or in ...
- American philosophy - Anarchy -
Animism Animism (from Latin: ' meaning ' breath, spirit, life') is the belief that objects, places, and creatures all possess a distinct spiritual essence. Potentially, animism perceives all things— animals, plants, rocks, rivers, weather syst ...
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Antinatalism Antinatalism or anti-natalism is the view that procreation is wrong. Antinatalists argue that humans should abstain from procreation because it is morally wrong. In scholarly and literary writings, various ethical arguments have been put forth ...
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Antinomianism Antinomianism (Ancient Greek: ἀντί 'anti''"against" and νόμος 'nomos''"law") is any view which rejects laws or legalism and argues against moral, religious or social norms (Latin: mores), or is at least considered to do so. The term ha ...
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Anti-psychiatry Anti-psychiatry is a movement based on the view that psychiatric treatment is often more damaging than helpful to patients, highlighting controversies about psychiatry. Objections include the reliability of psychiatric diagnosis, the questionabl ...
Anti-realism In analytic philosophy, anti-realism is a position which encompasses many varieties such as metaphysical, mathematical, semantic, scientific, moral and epistemic. The term was first articulated by British philosopher Michael Dummett in an argument ...
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Antireductionism Antireductionism is the position in science and metaphysics that stands in contrast to reductionism (anti-holism) by advocating that not all properties of a system can be explained in terms of its constituent parts and their interactions. General ...
- Analytic philosophy - Anarchism -
Ancient philosophy This page lists some links to ancient philosophy, namely philosophical thought extending as far as early post-classical history (). Overview Genuine philosophical thought, depending upon original individual insights, arose in many culture ...
- Anthropocentrism - Anomalous monism -
Applied ethics Applied ethics refers to the practical aspect of moral considerations. It is ethics with respect to real-world actions and their moral considerations in the areas of private and public life, the professions, health, technology, law, and leadersh ...
- Archaeology, philosophy of -
Aristotelianism Aristotelianism ( ) is a philosophical tradition inspired by the work of Aristotle, usually characterized by deductive logic and an analytic inductive method in the study of natural philosophy and metaphysics. It covers the treatment of the so ...
- Arithmetic, philosophy of - Art, philosophy of - Artificial intelligence, philosophy of - Asceticism - Atheism -
Authoritarianism Authoritarianism is a political system characterized by the rejection of political plurality, the use of strong central power to preserve the political ''status quo'', and reductions in the rule of law, separation of powers, and democratic voti ...
- Averroism - Avicennism - Axiology


B

Baptism Baptism (from grc-x-koine, βάπτισμα, váptisma) is a form of ritual purification—a characteristic of many religions throughout time and geography. In Christianity, it is a Christian sacrament of initiation and adoption, almost ...
- Behaviorism - Bayesianism - Bioconservatism - Biology, philosophy of - Biosophy -
Buddhist philosophy Buddhist philosophy refers to the philosophical investigations and systems of inquiry that developed among various schools of Buddhism in India following the parinirvana of The Buddha and later spread throughout Asia. The Buddhist path combin ...
- Business, philosophy of


C

Cartesianism Cartesianism is the philosophical and scientific system of René Descartes and its subsequent development by other seventeenth century thinkers, most notably François Poullain de la Barre, Nicolas Malebranche and Baruch Spinoza. Descartes is o ...
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Categorical imperative The categorical imperative (german: kategorischer Imperativ) is the central philosophical concept in the deontological moral philosophy of Immanuel Kant. Introduced in Kant's 1785 '' Groundwork of the Metaphysic of Morals'', it is a way of eva ...
- Charvaka - Chinese naturalism - Christian neoplatonism -
Capitalism Capitalism is an economic system based on the private ownership of the means of production and their operation for profit. Central characteristics of capitalism include capital accumulation, competitive markets, price system, priva ...
- Chance, Philosophy of -
Chinese philosophy Chinese philosophy originates in the Spring and Autumn period () and Warring States period (), during a period known as the " Hundred Schools of Thought", which was characterized by significant intellectual and cultural develop ...
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Christian existentialism Christian existentialism is a theo-philosophical movement which takes an existentialist approach to Christian theology. The school of thought is often traced back to the work of the Danish philosopher and theologian Søren Kierkegaard (1813-1855 ...
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Christian humanism Christian humanism regards humanist principles like universal human dignity, individual freedom, and the importance of happiness as essential and principal or even exclusive components of the teachings of Jesus. Proponents of the term trace the c ...
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Christian philosophy Christian philosophy includes all philosophy carried out by Christians, or in relation to the religion of Christianity. Christian philosophy emerged with the aim of reconciling science and faith, starting from natural rational explanations w ...
- Cognitivism - Color, philosophy of - Common Sense, philosophy of - Communitarianism -
Communism Communism (from Latin la, communis, lit=common, universal, label=none) is a far-left sociopolitical, philosophical, and economic ideology and current within the socialist movement whose goal is the establishment of a communist society, a ...
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Compatibilism and incompatibilism Compatibilism is the belief that free will and determinism are mutually compatible and that it is possible to believe in both without being logically inconsistent. Compatibilists believe that freedom can be present or absent in situations for r ...
- Confirmation holism -
Confucianism Confucianism, also known as Ruism or Ru classicism, is a system of thought and behavior originating in ancient China. Variously described as tradition, a philosophy, a religion, a humanistic or rationalistic religion, a way of governing, or a ...
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Consequentialism In ethical philosophy, consequentialism is a class of normative, teleological ethical theories that holds that the consequences of one's conduct are the ultimate basis for judgment about the rightness or wrongness of that conduct. Thus, fro ...
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Conceptualism In metaphysics, conceptualism is a theory that explains universality of particulars as conceptualized frameworks situated within the thinking mind. Intermediate between nominalism and realism, the conceptualist view approaches the metaphysical co ...
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Conservatism Conservatism is a cultural, social, and political philosophy that seeks to promote and to preserve traditional institutions, practices, and values. The central tenets of conservatism may vary in relation to the culture and civilizati ...
- Constructivist epistemology - Continental philosophy - Cosmopolitanism -
Critical rationalism Critical rationalism is an epistemological philosophy advanced by Karl Popper on the basis that, if a statement cannot be logically deduced (from what is known), it might nevertheless be possible to logically falsify it. Following Hume, Poppe ...
- Critical realism - Critical theory- Culture, philosophy of -
Cyberfeminism Cyberfeminism is a feminist approach which foregrounds the relationship between cyberspace, the Internet, and technology. It can be used to refer to a philosophy, methodology or community. The term was coined in the early 1990s to describe the w ...
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Cynicism Cynic or Cynicism may refer to: Modes of thought * Cynicism (philosophy), a school of ancient Greek philosophy * Cynicism (contemporary), modern use of the word for distrust of others' motives Books * ''The Cynic'', James Gordon Stuart Grant 1 ...
- Czech philosophy


D

Danish philosophy - Deconstruction - Deism -
Denialism In the psychology of human behavior, denialism is a person's choice to denial, deny reality as a way to avoid a psychologically uncomfortable truth. Denialism is an essentially irrational action that withholds the validation of a historical expe ...
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Deontology In moral philosophy, deontological ethics or deontology (from Greek: + ) is the normative ethical theory that the morality of an action should be based on whether that action itself is right or wrong under a series of rules and principles, r ...
- Depressionism - Design, philosophy of - Determinism - Dialectic - Dialectical materialism - Dialogue, philosophy of -
Didacticism Didacticism is a philosophy that emphasizes instructional and informative qualities in literature, art, and design. In art, design, architecture, and landscape, didacticism is an emerging conceptual approach that is driven by the urgent need t ...
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Digital physics Digital physics is a speculative idea that the universe can be conceived of as a vast, digital computation device, or as the output of a deterministic or probabilistic computer program. The hypothesis that the universe is a digital computer was p ...
- Discordianism - Dualistic cosmology - Dvaita


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Eating, philosophy of -
Ecocentrism Ecocentrism (; from Greek: οἶκος ''oikos'', "house" and κέντρον ''kentron'', "center") is a term used by environmental philosophers and ecologists to denote a nature-centered, as opposed to human-centered (i.e. anthropocentric), sys ...
- Economics, philosophy of - Ecumenism - Education, philosophy of -
Egalitarianism Egalitarianism (), or equalitarianism, is a school of thought within political philosophy that builds from the concept of social equality, prioritizing it for all people. Egalitarian doctrines are generally characterized by the idea that all hu ...
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Egocentrism Egocentrism is the inability to differentiate between self and other. More specifically, it is the inability to accurately assume or understand any perspective other than one's own. Egocentrism is found across the life span: in infancy, early chi ...
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Egoism Egoism is a philosophy concerned with the role of the self, or , as the motivation and goal of one's own action. Different theories of egoism encompass a range of disparate ideas and can generally be categorized into descriptive or normativ ...
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Eliminative materialism Eliminative materialism (also called eliminativism) is a materialist position in the philosophy of mind. It is the idea that majority of the mental states in folk psychology do not exist. Some supporters of eliminativism argue that no coherent ...
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Emotivism Emotivism is a meta-ethical view that claims that ethical sentences do not express propositions but emotional attitudes. Hence, it is colloquially known as the hurrah/boo theory. Influenced by the growth of analytic philosophy and logical positi ...
- Empiricism - Engineering, philosophy of - Ephesian school -
Epiphenomenalism Epiphenomenalism is a position on the mind–body problem which holds that physical and biochemical events within the human body ( sense organs, neural impulses, and muscle contractions, for example) are the sole cause of mental events (thought, ...
- Epicureanism -
Epistemological nihilism Philosophical skepticism ( UK spelling: scepticism; from Greek σκέψις ''skepsis'', "inquiry") is a family of philosophical views that question the possibility of knowledge. It differs from other forms of skepticism in that it even reject ...
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Epistemology Epistemology (; ), or the theory of knowledge, is the branch of philosophy concerned with knowledge. Epistemology is considered a major subfield of philosophy, along with other major subfields such as ethics, logic, and metaphysics. Epis ...
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Esotericism Western esotericism, also known as esotericism, esoterism, and sometimes the Western mystery tradition, is a term scholars use to categorise a wide range of loosely related ideas and movements that developed within Western society. These ideas ...
- Essentialism -
Ethics Ethics or moral philosophy is a branch of philosophy that "involves systematizing, defending, and recommending concepts of right and wrong behavior".''Internet Encyclopedia of Philosophy'' The field of ethics, along with aesthetics, concer ...
- Eternalism -
Eudaimonism Eudaimonia (Greek: εὐδαιμονία ; sometimes anglicized as eudaemonia or eudemonia, ) is a Greek word literally translating to the state or condition of 'good spirit', and which is commonly translated as 'happiness' or 'welfare'. In wor ...
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Existentialism Existentialism ( ) is a form of philosophical inquiry that explores the problem of human existence and centers on human thinking, feeling, and acting. Existentialist thinkers frequently explore issues related to the meaning, purpose, and valu ...
- Externalism


F

Fallibilism Originally, fallibilism (from Medieval Latin: ''fallibilis'', "liable to err") is the philosophical principle that propositions can be accepted even though they cannot be conclusively proven or justified,Haack, Susan (1979)"Fallibilism and Nece ...
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Fascism Fascism is a far-right, authoritarian, ultra-nationalist political ideology and movement,: "extreme militaristic nationalism, contempt for electoral democracy and political and cultural liberalism, a belief in natural social hierarchy an ...
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Fatalism Fatalism is a family of related philosophical doctrines that stress the subjugation of all events or actions to fate or destiny, and is commonly associated with the consequent attitude of resignation in the face of future events which are tho ...
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Feminist philosophy Feminist philosophy is an approach to philosophy from a feminist perspective and also the employment of philosophical methods to feminist topics and questions. Feminist philosophy involves both reinterpreting philosophical texts and methods in ...
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Filial piety In Confucianism, Chinese Buddhism, and Daoist ethics, filial piety (, ''xiào'') (Latin: pietas) is a virtue of respect for one's parents, elders, and ancestors. The Confucian '' Classic of Filial Piety'', thought to be written around the lat ...
- Film, philosophy of - Foundationalism -
Free will Free will is the capacity of agents to choose between different possible courses of action unimpeded. Free will is closely linked to the concepts of moral responsibility, praise, culpability, sin, and other judgements which apply only to ac ...
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Fundamentalism Fundamentalism is a tendency among certain groups and individuals that is characterized by the application of a strict literal interpretation to scriptures, dogmas, or ideologies, along with a strong belief in the importance of distinguish ...
- Futility, philosophy of -


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Geography, philosophy of -
German idealism German idealism was a philosophical movement that emerged in Germany in the late 18th and early 19th centuries. It developed out of the work of Immanuel Kant in the 1780s and 1790s, and was closely linked both with Romanticism and the revolutionary ...
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German philosophy German philosophy, here taken to mean either (1) philosophy in the German language or (2) philosophy by Germans, has been extremely diverse, and central to both the analytic and continental traditions in philosophy for centuries, from Gottfried ...
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Gnosticism Gnosticism (from grc, γνωστικός, gnōstikós, , 'having knowledge') is a collection of religious ideas and systems which coalesced in the late 1st century AD among Jewish and early Christian sects. These various groups emphasized pe ...
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Greek philosophy Ancient Greek philosophy arose in the 6th century BC, marking the end of the Greek Dark Ages. Greek philosophy continued throughout the Hellenistic period and the period in which Greece and most Greek-inhabited lands were part of the Roman Empi ...
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H

Healthcare, philosophy of - Hedonism - Hegelianism -
Hermeticism Hermeticism, or Hermetism, is a philosophical system that is primarily based on the purported teachings of Hermes Trismegistus (a legendary Hellenistic combination of the Greek god Hermes and the Egyptian god Thoth). These teachings are containe ...
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Henotheism Henotheism is the worship of a single, supreme god that does not deny the existence or possible existence of other deities. Friedrich Schelling (1775–1854) coined the word, and Friedrich Welcker (1784–1868) used it to depict pri ...
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Heterophenomenology In the thought of the philosopher Daniel Dennett, heterophenomenology (" phenomenology ''of another'', not oneself") is an explicitly third-person, scientific approach to the study of consciousness and other mental phenomena. It consists of applyi ...
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Hindu philosophy Hindu philosophy encompasses the philosophies, world views and teachings of Hinduism that emerged in Ancient India which include six systems ('' shad-darśana'') – Samkhya, Yoga, Nyaya, Vaisheshika, Mimamsa and Vedanta.Andrew Nicholson ( ...
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Historical materialism Historical materialism is the term used to describe Karl Marx's theory of history. Marx locates historical change in the rise of class societies and the way humans labor together to make their livelihoods. For Marx and his lifetime collaborat ...
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Historicism Historicism is an approach to explaining the existence of phenomena, especially social and cultural practices (including ideas and beliefs), by studying their history, that is, by studying the process by which they came about. The term is widely ...
- History, philosophy of - Holism -
Hongaku Hongaku () is an East Asian Buddhist doctrine often translated as "inherent", "innate", "intrinsic" or "original" enlightenment and is the view that all sentient beings already are enlightened or awakened in some way. It is closely tied with the ...
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Humanism Humanism is a philosophy, philosophical stance that emphasizes the individual and social potential and Agency (philosophy), agency of Human, human beings. It considers human beings the starting point for serious moral and philosophical in ...
- Humanistic naturalism -
Hylozoism Hylozoism is the philosophical point of view that matter is in some sense alive. The concept dates back at least as far as the Milesian school of pre-Socratic philosophers. The term was coined by English philosopher Ralph Cudworth in 167 ...
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I

Idealism In philosophy, the term idealism identifies and describes metaphysical perspectives which assert that reality is indistinguishable and inseparable from perception and understanding; that reality is a mental construct closely connected t ...
- Identityism -
Ideological criticism Ideological criticism is a method in rhetorical criticism concerned with critiquing texts for the dominant ideology they express while silencing opposing or contrary ideologies. It was started by a group of scholars roughly in the late-1970s throug ...
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Ignosticism Ignosticism or igtheism is the idea that the question of the existence of God is meaningless because the word "God" has no coherent and unambiguous definition. Terminology The term ''ignosticism'' was coined in 1964 by Sherwin Wine, a rabbi and ...
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Illegalism Illegalism is a tendency of anarchism that developed primarily in France, Italy, Belgium and Switzerland during the late 1890s and early 1900s as an outgrowth of individualist anarchism. Illegalists embrace criminality either openly or secretly ...
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Illuminationism Illuminationism (Persian حكمت اشراق ''hekmat-e eshrāq'', Arabic: حكمة الإشراق ''ḥikmat al-ishrāq'', both meaning "Wisdom of the Rising Light"), also known as ''Ishrāqiyyun'' or simply ''Ishrāqi'' (Persian اشراق, Arab ...
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Individualism Individualism is the moral stance, political philosophy, ideology and social outlook that emphasizes the intrinsic worth of the individual. Individualists promote the exercise of one's goals and desires and to value independence and self-reli ...
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Indian logic The development of Indian logic dates back to the ''anviksiki'' of Medhatithi Gautama (c. 6th century BCE); the Sanskrit grammar rules of Pāṇini (c. 5th century BCE); the Vaisheshika school's analysis of atomism (c. 6th century BCE to 2nd centu ...
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Indian philosophy Indian philosophy refers to philosophical traditions of the Indian subcontinent. A traditional Hindu classification divides āstika and nāstika schools of philosophy, depending on one of three alternate criteria: whether it believes the Veda ...
- Indonesian philosophy -
Induction Induction, Inducible or Inductive may refer to: Biology and medicine * Labor induction (birth/pregnancy) * Induction chemotherapy, in medicine * Induced stem cells, stem cells derived from somatic, reproductive, pluripotent or other cell t ...
/ Inductionism - Informal logic - Information, philosophy of - Innatism -
Instrumental rationality "Instrumental" and "value rationality" are terms scholars use to identify two ways individuals act in order to optimize their behavior . Instrumental rationality recognizes means that "work" efficiently to achieve ends. Value rationality recogni ...
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Instrumentalism In philosophy of science and in epistemology, instrumentalism is a methodological view that ideas are useful instruments, and that the worth of an idea is based on how effective it is in explaining and predicting phenomena. According to instrumenta ...
- Interactionism (philosophy of mind) -
Internalism and externalism Internalism and externalism are two opposite ways of integration of explaining various subjects in several areas of philosophy. These include human motivation, knowledge, justification, meaning, and truth. The distinction arises in many areas of d ...
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Intuitionism In the philosophy of mathematics, intuitionism, or neointuitionism (opposed to preintuitionism), is an approach where mathematics is considered to be purely the result of the constructive mental activity of humans rather than the discovery of f ...
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Iranian philosophy Iranian philosophy ( Persian: فلسفه ایرانی) or Persian philosophy can be traced back as far as to Old Iranian philosophical traditions and thoughts which originated in ancient Indo-Iranian roots and were considerably influenced by Zar ...
- Irrealism - Islamic ethics -
Islamic philosophy Islamic philosophy is philosophy that emerges from the Islamic tradition. Two terms traditionally used in the Islamic world are sometimes translated as philosophy—falsafa (literally: "philosophy"), which refers to philosophy as well as logic, ...


J

Japanese philosophy Japanese philosophy has historically been a fusion of both indigenous Shinto and continental religions, such as Buddhism, Taoism and Confucianism. Formerly heavily influenced by both Chinese philosophy and Indian philosophy, as with Mitogaku and ...
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Jainism Jainism ( ), also known as Jain Dharma, is an Indian religion. Jainism traces its spiritual ideas and history through the succession of twenty-four tirthankaras (supreme preachers of ''Dharma''), with the first in the current time cycle bein ...
- Jewish philosophy - Jingoism -
Juche ''Juche'' ( ; ), officially the ''Juche'' idea (), is the state ideology of North Korea and the official ideology of the Workers' Party of Korea. North Korean sources attribute its conceptualization to Kim Il-sung, the country's founder and f ...
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Judeo-Islamic philosophies (800–1400) This article covers the conversations between Islamic philosophy and Jewish philosophy, and mutual influence on each other in response to questions and challenges brought into wide circulation through Aristotelianism, Neo-platonism, and the Kal ...
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Just war theory The just war theory ( la, bellum iustum) is a doctrine, also referred to as a tradition, of military ethics which is studied by military leaders, theologians, ethicists and policy makers. The purpose of the doctrine is to ensure that a war is ...


K

Kantianism Kantianism is the philosophy of Immanuel Kant, a German philosopher born in Königsberg, Prussia (now Kaliningrad, Russia). The term ''Kantianism'' or ''Kantian'' is sometimes also used to describe contemporary positions in philosophy of min ...
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Kabbalah Kabbalah ( he, קַבָּלָה ''Qabbālā'', literally "reception, tradition") is an esoteric method, discipline and school of thought in Jewish mysticism. A traditional Kabbalist is called a Mekubbal ( ''Məqūbbāl'' "receiver"). The defin ...
- Korean philosophy


L

Language, philosophy of - Law, philosophy of - Legalism - Leninism -
Liberalism Liberalism is a political and moral philosophy based on the rights of the individual, liberty, consent of the governed, political equality and equality before the law."political rationalism, hostility to autocracy, cultural distaste for c ...
- Libertarianism (metaphysics) - Libertarianism -
Logic Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the science of deductively valid inferences or of logical truths. It is a formal science investigating how conclusions follow from premise ...
/ Informal logic -
Logical atomism Logical atomism is a philosophical view that originated in the early 20th century with the development of analytic philosophy. Its principal exponent was the British philosopher Bertrand Russell. It is also widely held that the early works of his ...
- Logical positivism -
Logicians Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the science of deductively valid inferences or of logical truths. It is a formal science investigating how conclusions follow from premises ...
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Logicism In the philosophy of mathematics, logicism is a programme comprising one or more of the theses that — for some coherent meaning of 'logic' — mathematics is an extension of logic, some or all of mathematics is reducible to logic, or some or all ...
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Logic in China Formal logic in China has a special place in the history of logic due to its length of and relative isolation to the strong ancient adoption and continued current of development of the study of logic in Europe, India, and the Islamic world. Mohis ...
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Logic in Islamic philosophy Early Islamic law placed importance on formulating standards of argument, which gave rise to a "novel approach to logic" ( ''manṭiq'' "speech, eloquence") in Kalam (Islamic scholasticism). However, with the rise of the Mu'tazili philosophers, wh ...
- Logic, philosophy of - Love, philosophy of -
Luddism The Luddites were a secret oath-based organisation of English textile workers in the 19th century who formed a radical faction which destroyed textile machinery. The group is believed to have taken its name from Ned Ludd, a legendary weaver ...


M

Manichaeism Manichaeism (; in New Persian ; ) is a former major religionR. van den Broek, Wouter J. Hanegraaff ''Gnosis and Hermeticism from Antiquity to Modern Times''SUNY Press, 1998 p. 37 founded in the 3rd century AD by the Parthian Empire, Parthian ...
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Maoism Maoism, officially called Mao Zedong Thought by the Chinese Communist Party, is a variety of Marxism–Leninism that Mao Zedong developed to realise a socialist revolution in the agricultural, pre-industrial society of the Republic of Ch ...
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Marxism Marxism is a left-wing to far-left method of socioeconomic analysis that uses a materialist interpretation of historical development, better known as historical materialism, to understand class relations and social conflict and a dialectical ...
- Marxist philosophy of nature - Materialism -
Mathematicism Mathematicism is 'the effort to employ the formal structure and rigorous method of mathematics as a model for the conduct of philosophy'. or else it is the epistemological view that reality is fundamentally mathematical. The term has been appli ...
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Maxim (philosophy) A maxim is simply a moral rule or principle, which can be considered objective or subjective, and dependent on one's philosophy. A maxim is often pedagogical and motivates specific actions. The '' Oxford Dictionary of Philosophy'' defines it as: ...
- Mahayana Buddhism- Mathematics, philosophy of - Mathematics education, philosophy of - Medical ethics -
Medieval philosophy Medieval philosophy is the philosophy that existed through the Middle Ages, the period roughly extending from the fall of the Western Roman Empire in the 5th century until after the Renaissance in the 13th and 14th centuries. Medieval philosophy, ...
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Medievalism Medievalism is a system of belief and practice inspired by the Middle Ages of Europe, or by devotion to elements of that period, which have been expressed in areas such as architecture, literature, music, art, philosophy, scholarship, and variou ...
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Mentalism Mentalism is a performing art in which its practitioners, known as mentalists, appear to demonstrate highly developed mental or intuitive abilities. Performances may appear to include hypnosis, telepathy, clairvoyance, divination, precognitio ...
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Mereological nihilism In philosophy, mereological nihilism (also called compositional nihilism) is the metaphysical thesis that there are no objects with proper parts. Equivalently, mereological nihilism says that mereological simples, or objects without any proper ...
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Merism Merism ( la, merismus, grc-gre, μερισμός, merismós) is a rhetorical device (or figure of speech) in which a combination of two ''contrasting parts'' of the whole refer to the whole. For example, in order to say that someone "searched e ...
- Meta-philosophy -
Metaphysics Metaphysics is the branch of philosophy that studies the fundamental nature of reality, the first principles of being, identity and change, space and time, causality, necessity, and possibility. It includes questions about the nature of conscio ...
- Meta-ethics -
Milesian school The Ionian school of Pre-Socratic philosophy was centred in Miletus, Ionia in the 6th century BC. Miletus and its environment was a thriving mercantile melting pot of current ideas of the time. The Ionian School included such thinkers as Thales, ...
- Mimamsa - Mind, philosophy of - Mind-body dualism -
Misology ''Phædo'' or ''Phaedo'' (; el, Φαίδων, ''Phaidōn'' ), also known to ancient readers as ''On The Soul'', is one of the best-known dialogues of Plato's middle period, along with the ''Republic'' and the ''Symposium.'' The philosophical ...
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Modernism Modernism is both a philosophy, philosophical and arts movement that arose from broad transformations in Western world, Western society during the late 19th and early 20th centuries. The movement reflected a desire for the creation of new fo ...
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Modern Islamic philosophy Contemporary Islamic philosophy revives some of the trends of medieval Islamic philosophy, notably the tension between Mutazilite and Asharite views of ethics in science and law, and the duty of Muslims and role of Islam in the sociology of ...
- Mohism -
Monism Monism attributes oneness or singleness (Greek: μόνος) to a concept e.g., existence. Various kinds of monism can be distinguished: * Priority monism states that all existing things go back to a source that is distinct from them; e.g., i ...
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Moral absolutism Moral absolutism is an ethical view that some (potentially all) actions are intrinsically right or wrong. Stealing, for instance, might be considered to be always immoral, even if done for the well-being of others (e.g., stealing food to feed a ...
- Moral realism - Moral relativism - Moral skepticism - Motion, philosophy of - Music, philosophy of -
Mysticism Mysticism is popularly known as becoming one with God or the Absolute, but may refer to any kind of ecstasy or altered state of consciousness which is given a religious or spiritual meaning. It may also refer to the attainment of insight in ...
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N

Naïve realism In philosophy of perception and philosophy of mind, naïve realism (also known as direct realism, perceptual realism, or common sense realism) is the idea that the senses provide us with direct awareness of objects as they really are. When refer ...
- Nature, philosophy of - Natural Science, philosophy of - Naturalism -
Nazism Nazism ( ; german: Nazismus), the common name in English for National Socialism (german: Nationalsozialismus, ), is the far-right totalitarian political ideology and practices associated with Adolf Hitler and the Nazi Party (NSDAP) i ...
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Negative utilitarianism Negative utilitarianism is a form of negative consequentialism that can be described as the view that people should minimize the total amount of aggregate suffering, or that they should minimize suffering and then, secondarily, maximize the tota ...
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Neo-Confucianism Neo-Confucianism (, often shortened to ''lǐxué'' 理學, literally "School of Principle") is a moral, ethical, and metaphysical Chinese philosophy influenced by Confucianism, and originated with Han Yu (768–824) and Li Ao (772–841) in t ...
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Neoconservatism Neoconservatism is a political movement that began in the United States during the 1960s among liberal hawks who became disenchanted with the increasingly pacifist foreign policy of the Democratic Party and with the growing New Left and ...
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Neo-Hegelianism Absolute idealism is an ontologically monistic philosophy chiefly associated with G. W. F. Hegel and Friedrich Schelling, both of whom were German idealist philosophers in the 19th century. The label has also been attached to others such as Josi ...
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Neoliberalism Neoliberalism (also neo-liberalism) is a term used to signify the late 20th century political reappearance of 19th-century ideas associated with free-market capitalism after it fell into decline following the Second World War. A prominent fa ...
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Neo-Kantianism In late modern continental philosophy, neo-Kantianism (german: Neukantianismus) was a revival of the 18th-century philosophy of Immanuel Kant. The Neo-Kantians sought to develop and clarify Kant's theories, particularly his concept of the "thin ...
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Neo-Luddism Neo-Luddism or new Luddism is a philosophy opposing many forms of modern technology. The term Luddite is generally used as a pejorative applied to people showing technophobic leanings. The name is based on the historical legacy of the English Lud ...
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Neoplatonism Neoplatonism is a strand of Platonic philosophy that emerged in the 3rd century AD against the background of Hellenistic philosophy and religion. The term does not encapsulate a set of ideas as much as a chain of thinkers. But there are some i ...
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Neo-Scholasticism Neo-scholasticism (also known as neo-scholastic Thomism Accessed 27 March 2013 or neo-Thomism because of the great influence of the writings of Thomas Aquinas on the movement) is a revival and development of medieval scholasticism in Catholic the ...
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Neuroethics In philosophy and neuroscience, Neuroethics is the study of both the ethics of neuroscience and the neuroscience of ethics. The ethics of neuroscience comprises the bulk of work in neuroethics. It concerns the ethical, legal and social impact of n ...
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Neurophilosophy Neurophilosophy or philosophy of neuroscience is the interdisciplinary study of neuroscience and philosophy that explores the relevance of neuroscientific studies to the arguments traditionally categorized as philosophy of mind. The philosophy of ...
- Neuroscience, philosophy of -
Neurotheology The neuroscience of religion, also known as neurotheology and as spiritual neuroscience, attempts to explain religious experience and behaviour in neuroscientific terms. It is the study of correlations of neural phenomena with subjective experien ...
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Neutral monism Neutral monism is an umbrella term for a class of metaphysical theories in the philosophy of mind. These theories reject the dichotomy of mind and matter, believing the fundamental nature of reality to be neither mental nor physical; in other words ...
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New Age New Age is a range of spiritual or religious practices and beliefs which rapidly grew in Western society during the early 1970s. Its highly eclectic and unsystematic structure makes a precise definition difficult. Although many scholars consi ...
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New realism New is an adjective referring to something recently made, discovered, or created. New or NEW may refer to: Music * New, singer of K-pop group The Boyz Albums and EPs * ''New'' (album), by Paul McCartney, 2013 * ''New'' (EP), by Regurgitator, ...
- New Thought - Nihilism -
Nominalism In metaphysics, nominalism is the view that universals and abstract objects do not actually exist other than being merely names or labels. There are at least two main versions of nominalism. One version denies the existence of universalsthings ...
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Non-cognitivism Non-cognitivism is the meta-ethical view that ethical sentences do not express propositions (i.e., statements) and thus cannot be true or false (they are not truth-apt). A noncognitivist denies the cognitivist claim that "moral judgments are ...
Non-philosophy Non-philosophy (French: non-philosophie) is a concept developed by French Continental philosopher François Laruelle (formerly of the Collège international de philosophie and the University of Paris X: Nanterre). Non-philosophy according to La ...
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Non-theism Nontheism or non-theism is a range of both religious and nonreligious attitudes characterized by the absence of espoused belief in the existence of god or gods. Nontheism has generally been used to describe apathy or silence towards the subject o ...
- Nyaya


O

Objective idealism Objective idealism is a form of metaphysical idealism that accepts Naïve realism (the view that empirical objects exist objectively) but rejects epiphenomenalist materialism (according to which the mind and spiritual values have emerged due to ...
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Objectivism Objectivism is a philosophical system developed by Russian-American writer and philosopher Ayn Rand. She described it as "the concept of man as a heroic being, with his own happiness as the moral purpose of his life, with productive achievemen ...
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Occasionalism Occasionalism is a philosophical doctrine about causation which says that created substances cannot be efficient causes of events. Instead, all events are taken to be caused directly by God. (A related concept, which has been called "occasional c ...
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Ontology In metaphysics, ontology is the philosophical study of being, as well as related concepts such as existence, becoming, and reality. Ontology addresses questions like how entities are grouped into categories and which of these entities exi ...
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Ontotheology Ontotheology means the ontology of God and/or the theology of being. While the term was first used by Immanuel Kant, it has only come into broader philosophical parlance with the significance it took for Martin Heidegger's later thought. While, for ...
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Open individualism Open individualism is the view in the philosophy of self, according to which there exists only one numerically identical subject, who is everyone at all times, in the past, present and future. It is a theoretical solution to the question of perso ...
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Organicism Organicism is the philosophical position that states that the universe and its various parts (including human societies) ought to be considered alive and naturally ordered, much like a living organism.Gilbert, S. F., and S. Sarkar. 2000. "Embrac ...


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Paganism -
Pakistani philosophy The Pakistani philosophy is the philosophical activity or the philosophical academic output both within Pakistan and abroad. It encompasses the history of philosophy in the state of Pakistan, and its relations with nature, science, logic, cultu ...
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Pancritical rationalism Pancritical rationalism (literally "criticism of all things", from pan-, "all", also known as PCR), also called comprehensively critical rationalism (CCR), is a development of critical rationalism and panrationalism originated by William Warren B ...
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Pandeism Pandeism (or pan-deism), is a theological doctrine that combines aspects of pantheism with aspects of deism. Unlike classical deism, which holds that God does not interfere with the universe after its creation, pandeism holds that a creator d ...
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Pantheism Pantheism is the belief that reality, the universe and the cosmos are identical with divinity and a supreme supernatural being or entity, pointing to the universe as being an immanent creator deity still expanding and creating, which has ...
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Pataphysics Pataphysics (french: 'pataphysique) is a " philosophy" of science invented by French writer Alfred Jarry (1873–1907) intended to be a parody of science. Difficult to be simply defined or pinned down, it has been described as the "science of im ...
- Perception, philosophy of -
Perennial philosophy The perennial philosophy ( la, philosophia perennis), also referred to as perennialism and perennial wisdom, is a perspective in philosophy and spirituality that views all of the world's religious traditions as sharing a single, metaphysical trut ...
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Peripatetic school The Peripatetic school was a school of philosophy in Ancient Greece. Its teachings derived from its founder, Aristotle (384–322 BC), and ''peripatetic'' is an adjective ascribed to his followers. The school dates from around 335 BC when Aristo ...
- Personalism - Perspectivism -
Pessimism Pessimism is a negative mental attitude in which an undesirable outcome is anticipated from a given situation. Pessimists tend to focus on the negatives of life in general. A common question asked to test for pessimism is " Is the glass half emp ...
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Phenomenalism In metaphysics, phenomenalism is the view that physical objects cannot justifiably be said to exist in themselves, but only as perceptual phenomena or sensory stimuli (e.g. redness, hardness, softness, sweetness, etc.) situated in time and in ...
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Phenomenology Phenomenology may refer to: Art * Phenomenology (architecture), based on the experience of building materials and their sensory properties Philosophy * Phenomenology (philosophy), a branch of philosophy which studies subjective experiences and a ...
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Philosophical anthropology Philosophical anthropology, sometimes called anthropological philosophy, is a discipline dealing with questions of metaphysics and phenomenology of the human person. History Ancient Christian writers: Augustine of Hippo Augustine of Hippo ...
- Philosophical Satanism - Philosophy, philosophy of - Physicalism -
Physical ontology In philosophy, physicalism is the metaphysical thesis that "everything is physical", that there is "nothing over and above" the physical, or that everything supervenes on the physical. Physicalism is a form of ontological monism—a "one substa ...
- Physics, philosophy of -
Platonic realism Platonic realism is the philosophical position that universals or abstract objects exist objectively and outside of human minds. It is named after the Greek philosopher Plato who applied realism to such universals, which he considered ideal ...
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Platonism Platonism is the philosophy of Plato and philosophical systems closely derived from it, though contemporary platonists do not necessarily accept all of the doctrines of Plato. Platonism had a profound effect on Western thought. Platonism at l ...
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Political philosophy Political philosophy or political theory is the philosophical study of government, addressing questions about the nature, scope, and legitimacy of public agents and institutions and the relationships between them. Its topics include politics, ...
- Populism -
Posadism The Fourth International Posadist is a Trotskyism, Trotskyist Political international, international. It was founded in 1962 by J. Posadas, who had been the leader of the Latin America Bureau of the Fourth International in the 1950s, and of the ...
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Postanalytic philosophy Postanalytic philosophy describes a detachment from the mainstream philosophical movement of analytic philosophy, which is the predominant school of thought in English-speaking countries. The ''Internet Encyclopedia of Philosophy'' defines the mo ...
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Posthumanism Posthumanism or post-humanism (meaning "after humanism" or "beyond humanism") is an idea in continental philosophy and critical theory responding to the presence of anthropocentrism in 21st century thought. It encompasses a wide variety of b ...
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Postpositivism Postpositivism or postempiricism is a metatheoretical stance that critiques and amends positivism and has impacted theories and practices across philosophy, social sciences, and various models of scientific inquiry. While positivists emphasize ...
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Post-materialism In sociology, postmaterialism is the transformation of individual values from materialist, physical, and economic to new individual values of autonomy and self-expression. The term was popularized by the political scientist Ronald Inglehart in ...
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Post-modernism Postmodernism is an intellectual stance or mode of discourseNuyen, A.T., 1992. The Role of Rhetorical Devices in Postmodernist Discourse. Philosophy & Rhetoric, pp.183–194. characterized by skepticism toward the " grand narratives" of modern ...
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Post-structuralism Post-structuralism is a term for philosophical and literary forms of theory that both build upon and reject ideas established by structuralism, the intellectual project that preceded it. Though post-structuralists all present different critiques ...
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Practical reason In philosophy, practical reason is the use of reason to decide how to act. It contrasts with theoretical reason, often called speculative reason, the use of reason to decide what to follow. For example, agents use practical reason to decide whethe ...
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Pragmatism Pragmatism is a philosophical tradition that considers words and thought as tools and instruments for prediction, problem solving, and action, and rejects the idea that the function of thought is to describe, represent, or mirror reality. ...
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Praxis School The Praxis school was a Marxist humanist philosophical cycle, whose members were influenced by Western Marxism. It originated in Zagreb in the SFR Yugoslavia, during the 1960s. Prominent school's theorists include Gajo Petrović and Milan Ka ...
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Probabilism In theology and philosophy, probabilism (from Latin ''probare'', to test, approve) is an ancient Greek doctrine of Academic skepticism. It holds that in the absence of certainty, plausibility or truth-likeness is the best criterion. The term can ...
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Process philosophy Process philosophy, also ontology of becoming, or processism, is an approach to philosophy that identifies processes, changes, or shifting relationships as the only true elements of the ordinary, everyday real world. In opposition to the classi ...
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Progressivism Progressivism holds that it is possible to improve human societies through political action. As a political movement, progressivism seeks to advance the human condition through social reform based on purported advancements in science, tec ...
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Property dualism Property dualism describes a category of positions in the philosophy of mind which hold that, although the world is composed of just one kind of substance— the physical kind—there exist two distinct kinds of properties: physical properties ...
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Pseudophilosophy Pseudophilosophy is a term applied to a philosophical idea or system which does not meet an expected set of philosophical standards. There is no universally accepted set of standards, but there are similarities and some common ground. Definitions ...
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Psychological egoism Psychological egoism is the view that humans are always motivated by self-interest and selfishness, even in what seem to be acts of altruism. It claims that, when people choose to help others, they do so ultimately because of the personal benefi ...
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Pure practical reason Pure practical reason (german: reine praktische Vernunft) is the opposite of impure (or sensibly-determined) practical reason and appears in Immanuel Kant's ''Critique of Practical Reason'' and ''Groundwork of the Metaphysic of Morals''. It is the ...
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Pure reason Speculative reason, sometimes called theoretical reason or pure reason, is theoretical (or logical, deductive) thought, as opposed to practical (active, willing) thought. The distinction between the two goes at least as far back as the ancient Gr ...
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Pyrrhonian skepticism Pyrrhonism is a school of philosophical skepticism founded by Pyrrho in the fourth century BCE. It is best known through the surviving works of Sextus Empiricus, writing in the late second century or early third century CE. History Pyrrho of E ...
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Pythagoreanism Pythagoreanism originated in the 6th century BC, based on and around the teachings and beliefs held by Pythagoras and his followers, the Pythagoreans. Pythagoras established the first Pythagorean community in the ancient Greek colony of Kroton, ...


Q

Quantum mysticism Quantum mysticism, sometimes referred pejoratively to as quantum quackery or quantum woo, is a set of metaphysical beliefs and associated practices that seek to relate consciousness, intelligence, spirituality, or mystical worldviews to the ideas ...
- Quietism


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Raëlism Raëlism, also known as Raëlianism or Raelian Movement is a UFO religion founded in 1970s France by Claude Vorilhon, now known as Raël. Scholars of religion classify Raëlism as a new religious movement. The group is formalised as the Inte ...
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Rationalism In philosophy, rationalism is the epistemological view that "regards reason as the chief source and test of knowledge" or "any view appealing to reason as a source of knowledge or justification".Lacey, A.R. (1996), ''A Dictionary of Philosophy ...
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Realism Realism, Realistic, or Realists may refer to: In the arts *Realism (arts), the general attempt to depict subjects truthfully in different forms of the arts Arts movements related to realism include: *Classical Realism *Literary realism, a move ...
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Reconstructivism Reconstructivism is a philosophical theory holding that societies should continually reform themselves in order to establish better governments or social networks. This ideology involves recombining or recontextualizing the ideas arrived at by the ...
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Reductive materialism Type physicalism (also known as reductive materialism, type identity theory, mind–brain identity theory and identity theory of mind) is a physicalist theory in the philosophy of mind. It asserts that mental events can be grouped into types, a ...
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Reformational philosophy Reformational philosophy of society is a neo-Calvinistic movement pioneered by Herman Dooyeweerd and D. H. Th. Vollenhoven that seeks to develop philosophical thought in a Reformed Christian direction. It is related to the idea of a politi ...
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Relationalism Relationalism is any theoretical position that gives importance to the relational nature of things. For relationalism, things exist and function only as relational entities. Relationalism may be contrasted with relationism, which tends to emphasize ...
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Relativism Relativism is a family of philosophical views which deny claims to objectivity within a particular domain and assert that valuations in that domain are relative to the perspective of an observer or the context in which they are assessed. Ther ...
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Relevance logic Relevance logic, also called relevant logic, is a kind of non-classical logic requiring the antecedent and consequent of implications to be relevantly related. They may be viewed as a family of substructural or modal logics. It is generally, but ...
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Philosophy of religion Philosophy of religion is "the philosophical examination of the central themes and concepts involved in religious traditions". Philosophical discussions on such topics date from ancient times, and appear in the earliest known texts concerning ph ...
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Religious philosophy Religious philosophy is philosophical thinking that is influenced and directed as a consequence to teachings from a particular religion. It can be done objectively, but may also be done as a persuasion tool by believers in that faith. Religious ...
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Reliabilism Reliabilism, a category of theories in the philosophical discipline of epistemology, has been advanced as a theory both of justification and of knowledge. Process reliabilism has been used as an argument against philosophical skepticism, such as th ...
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Renaissance humanism Renaissance humanism was a revival in the study of classical antiquity, at first in Italy and then spreading across Western Europe in the 14th, 15th, and 16th centuries. During the period, the term ''humanist'' ( it, umanista) referred to teache ...
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Romanian philosophy Romanian philosophy is a name covering either: a) the philosophy done in Romania or by Romanians, or b) an ethnic philosophy, which expresses at a high level the fundamental features of the Romanian spirituality, or which elevates to a philosop ...
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Romanticism Romanticism (also known as the Romantic movement or Romantic era) was an artistic, literary, musical, and intellectual movement that originated in Europe towards the end of the 18th century, and in most areas was at its peak in the approximate ...
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Russian cosmism Russian cosmism, also cosmism, is a philosophical and cultural movement that emerged in Russia at the turn of the 19th century, and again, at the beginning of the 20th century. At the beginning of the 20th century, there was a burst of scientifi ...
- Russian philosophy


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Sabellianism In Christianity, Sabellianism is the Western Church equivalent to Patripassianism in the Eastern Church, which are both forms of theological modalism. Condemned as heresy, Modalism is the belief that the Father, Son and Holy Spirit are three diff ...
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Sankhya ''Samkhya'' or ''Sankya'' (; Sanskrit सांख्य), IAST: ') is a dualistic school of Indian philosophy. It views reality as composed of two independent principles, '' puruṣa'' ('consciousness' or spirit); and ''prakṛti'', (nature ...
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Scotism Scotism is the philosophical school and theological system named after John Duns Scotus, a 13th-century Scottish philosopher-theologian. The word comes from the name of its originator, whose ''Opus Oxoniense'' was one of the most important ...
- Scholasticism - Science, philosophy of - Scientism -
Secularism Secularism is the principle of seeking to conduct human affairs based on secular, naturalistic considerations. Secularism is most commonly defined as the separation of religion from civil affairs and the state, and may be broadened to a sim ...
- Secular humanism - Self, philosophy of - Semantic holism -
Sensualism In epistemology, Sensualism is a doctrine whereby sensations and perception are the basic and most important form of true cognition. It may oppose abstract ideas. This ideogenetic question was long ago put forward in Greek philosophy ( Stoicism, ...
- Sex, philosophy of -
Sexualism Sexual orientation discrimination (also known as sexualism) is discrimination based on sexual orientation and/or sexual behaviour. Sexual bias Sexual orientation discrimination often comes up in the context of employment actions. It usually ...
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Sexism Sexism is prejudice or discrimination based on one's sex or gender. Sexism can affect anyone, but it primarily affects women and girls.There is a clear and broad consensus among academic scholars in multiple fields that sexism refers pri ...
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Sikhism Sikhism (), also known as Sikhi ( pa, ਸਿੱਖੀ ', , from pa, ਸਿੱਖ, lit=disciple', 'seeker', or 'learner, translit=Sikh, label=none),''Sikhism'' (commonly known as ''Sikhī'') originated from the word ''Sikh'', which comes fro ...
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Singularitarianism Singularitarianism is a movement defined by the belief that a technological singularity—the creation of superintelligence—will likely happen in the medium future, and that deliberate action ought to be taken to ensure that the singularity ben ...
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Skepticism Skepticism, also spelled scepticism, is a questioning attitude or doubt toward knowledge claims that are seen as mere belief or dogma. For example, if a person is skeptical about claims made by their government about an ongoing war then the p ...
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Skeptical theism Skeptical theism is the view that people should remain skeptical of their ability to discern whether their perceptions about evil can be considered good evidence against the existence of the orthodox Christian God. The central thesis of skeptica ...
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Socialism Socialism is a left-wing Economic ideology, economic philosophy and Political movement, movement encompassing a range of economic systems characterized by the dominance of social ownership of the means of production as opposed to Private prop ...
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Social philosophy Social philosophy examines questions about the foundations of social institutions, social behavior, and interpretations of society in terms of ethical values rather than empirical relations. Social philosophers emphasize understanding the social ...
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Solipsism Solipsism (; ) is the philosophical idea that only one's mind is sure to exist. As an epistemological position, solipsism holds that knowledge of anything outside one's own mind is unsure; the external world and other minds cannot be known a ...
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Sophism A sophist ( el, σοφιστής, sophistes) was a teacher in ancient Greece in the fifth and fourth centuries BC. Sophists specialized in one or more subject areas, such as philosophy, rhetoric, music, athletics, and mathematics. They taught ' ...
- Space and time, philosophy of -
Spiritual philosophy Spiritual philosophy is any philosophy or teaching that pertains to spirituality. It may incorporate religious or esoteric themes. It can include any belief or thought system that embraces the existence of a reality that cannot be physically perc ...
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Spiritualism Spiritualism is the metaphysical school of thought opposing physicalism and also is the category of all spiritual beliefs/views (in monism and Mind-body dualism, dualism) from ancient to modern. In the long nineteenth century, Spiritualism (w ...
- Sport, philosophy of - Statistics, philosophy of - Stoicism - Structuralism - Subjective idealism -
Subjectivism Subjectivism is the doctrine that "our own mental activity is the only unquestionable fact of our experience", instead of shared or communal, and that there is no external or objective truth. The success of this position is historically attribute ...
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Sufi metaphysics In Islamic philosophy, Sufi metaphysics is centered on the concept of ar, وحدة, waḥdah, unity, label=none or ar, توحيد, tawhid, label=none. Two main Sufi philosophies prevail on this topic. literally means "the Unity of Existence ...
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Śūnyatā ''Śūnyatā'' ( sa, शून्यता, śūnyatā; pi, suññatā) pronounced in English as (shoon-ya-ta), translated most often as ''emptiness'', ''vacuity'', and sometimes ''voidness'', is a Buddhist concept which has multiple meani ...
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Synoptic philosophy Synoptic philosophy comes from the Greek word συνοπτικός ''synoptikos'' ("seeing everything together") and together with the word philosophy, means the love of wisdom emerging from a coherent understanding of everything together. Wilfr ...
- Systems philosophy


T

Taoism Taoism (, ) or Daoism () refers to either a school of philosophical thought (道家; ''daojia'') or to a religion (道教; ''daojiao''), both of which share ideas and concepts of Chinese origin and emphasize living in harmony with the '' Ta ...
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Teleology Teleology (from and )Partridge, Eric. 1977''Origins: A Short Etymological Dictionary of Modern English'' London: Routledge, p. 4187. or finalityDubray, Charles. 2020 912Teleology" In ''The Catholic Encyclopedia'' 14. New York: Robert Appleton ...
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Tetralemma The tetralemma is a figure that features prominently in the logic of India. Definition It states that with reference to any a logical proposition X, there are four possibilities: : X (affirmation) : \neg X (negation) : X \land\neg X (both) : \n ...
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Theistic finitism Theistic finitism, also known as finitistic theism or finite godism, is the belief in a deity that is limited.Geisler, Norman; Watkins, William D. (1989). ''Finite Godism: A World with a Finite God''. In ''Worlds Apart: A Handbook on World Views' ...
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Theism Theism is broadly defined as the belief in the existence of a supreme being or deities. In common parlance, or when contrasted with '' deism'', the term often describes the classical conception of God that is found in monotheism (also referred ...
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Thelema Thelema () is a Western esoteric and occult social or spiritual philosophy and new religious movement founded in the early 1900s by Aleister Crowley (1875–1947), an English writer, mystic, occultist, and ceremonial magician. The word ' ...
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Theology Theology is the systematic study of the nature of the divine and, more broadly, of religious belief. It is taught as an academic discipline, typically in universities and seminaries. It occupies itself with the unique content of analyzing the ...
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Theosophy Theosophy is a religion established in the United States during the late 19th century. It was founded primarily by the Russian Helena Blavatsky and draws its teachings predominantly from Blavatsky's writings. Categorized by scholars of religion ...
- Thermal and statistical physics, philosophy of -
Thomism Thomism is the philosophical and theological school that arose as a legacy of the work and thought of Thomas Aquinas (1225–1274), the Dominican philosopher, theologian, and Doctor of the Church. In philosophy, Aquinas' disputed questions ...
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Theravada Buddhism ''Theravāda'' () ( si, ථේරවාදය, my, ထေရဝါဒ, th, เถรวาท, km, ថេរវាទ, lo, ເຖຣະວາດ, pi, , ) is the most commonly accepted name of Buddhism's oldest existing school. The school' ...
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Traditionalist School The Traditionalist or Perennialist School is a group of 20th- and 21st-century thinkers who believe in the existence of a perennial wisdom or perennial philosophy, primordial and universal truths which form the source for, and are shared by, al ...
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Transcendent theosophy Transcendent theosophy or al-hikmat al-muta’āliyah (حكمت متعاليه), the doctrine and philosophy developed by Persian philosopher Mulla Sadra (d.1635 CE), is one of two main disciplines of Islamic philosophy that are currently live an ...
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Transcendental idealism Transcendental idealism is a philosophical system founded by German philosopher Immanuel Kant in the 18th century. Kant's epistemological program is found throughout his '' Critique of Pure Reason'' (1781). By ''transcendental'' (a term that dese ...
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Transcendentalism Transcendentalism is a philosophical movement that developed in the late 1820s and 1830s in New England. "Transcendentalism is an American literary, political, and philosophical movement of the early nineteenth century, centered around Ralph Wald ...
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Transcendental perspectivism Transcendental perspectivism (also transcendental perspectivalism) is a hybrid philosophy developed by German-born philosopher, Werner Krieglstein. A blending of Friedrich Nietzsche's perspectivism and the utopian ideals of the transcendentalism ...
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Transhumanism Transhumanism is a philosophical and intellectual movement which advocates the enhancement of the human condition by developing and making widely available sophisticated technologies that can greatly enhance longevity and cognition. Transhuma ...
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Transmodernism Transmodernism is a philosophical and cultural movement founded by Argentinian-Mexican philosopher Enrique Dussel.Cole, MikePsychology Press, 2008, p. 68 He refers to himself as a transmodernist and wrote a series of essays criticising the postmo ...
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Type physicalism Type physicalism (also known as reductive materialism, type identity theory, mind–brain identity theory and identity theory of mind) is a physicalist theory in the philosophy of mind. It asserts that mental events can be grouped into types, and ...


U

Ubuntu Ubuntu ( ) is a Linux distribution based on Debian and composed mostly of free and open-source software. Ubuntu is officially released in three editions: '' Desktop'', ''Server'', and ''Core'' for Internet of things devices and robots. All ...
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Universalism Universalism is the philosophical and theological concept that some ideas have universal application or applicability. A belief in one fundamental truth is another important tenet in universalism. The living truth is seen as more far-reaching th ...
- Utilitarian bioethics -
Utilitarianism In ethical philosophy, utilitarianism is a family of normative ethical theories that prescribe actions that maximize happiness and well-being for all affected individuals. Although different varieties of utilitarianism admit different chara ...


V

Value pluralism In ethics, value pluralism (also known as ethical pluralism or moral pluralism) is the idea that there are several values which may be equally correct and fundamental, and yet in conflict with each other. In addition, value-pluralism postulates th ...
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Value theory In ethics and the social sciences, value theory involves various approaches that examine how, why, and to what degree humans value things and whether the object or subject of valuing is a person, idea, object, or anything else. Within philosophy ...
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Vedanta ''Vedanta'' (; sa, वेदान्त, ), also ''Uttara Mīmāṃsā'', is one of the six (''āstika'') schools of Hindu philosophy. Literally meaning "end of the Vedas", Vedanta reflects ideas that emerged from, or were aligned with, t ...
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Verificationism Verificationism, also known as the verification principle or the verifiability criterion of meaning, is the philosophical doctrine which maintains that only statements that are empirically verifiable (i.e. verifiable through the senses) are cogniti ...
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Vienna Circle The Vienna Circle (german: Wiener Kreis) of Logical Empiricism was a group of elite philosophers and scientists drawn from the natural and social sciences, logic and mathematics who met regularly from 1924 to 1936 at the University of Vienna, ch ...
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Virtue ethics Virtue ethics (also aretaic ethics, from Greek ἀρετή arete_(moral_virtue).html"_;"title="'arete_(moral_virtue)">aretḗ''_is_an_approach_to_ethics_that_treats_the_concept_of_virtue.html" ;"title="arete_(moral_virtue)">aretḗ''.html" ; ...
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Vitalism Vitalism is a belief that starts from the premise that "living organisms are fundamentally different from non-living entities because they contain some non-physical element or are governed by different principles than are inanimate things." Wher ...
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Voluntaryism Voluntaryism (,"Voluntaryism"
'' Wahdat-ul-Wujood In Islamic philosophy, Sufi metaphysics is centered on the concept of ar, وحدة, waḥdah, unity, label=none or ar, توحيد, tawhid, label=none. Two main Sufism, Sufi philosophies prevail on this topic. literally means "the Unity of E ...
- Wahdat-ul-Shuhud - War, philosophy of -
Western philosophy Western philosophy encompasses the philosophical thought and work of the Western world. Historically, the term refers to the philosophical thinking of Western culture, beginning with the ancient Greek philosophy of the pre-Socratics. The word ' ...
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Wu wei ''Wu wei'' () is an ancient Chinese concept literally meaning "inexertion", "inaction", or "effortless action". ''Wu wei'' emerged in the Spring and Autumn period, and from Confucianism, to become an important concept in Chinese statecraft and T ...


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Xenofeminism


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Zemlyak Zemlyak (russian: земляк, "countryman") was a Russian political movement which emerged in 1992, founded by Mikhail Lukyanov, advocating for Russia to return the Kuril Islands to Japan as it would benefit the islanders economic An econom ...
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Zen Zen ( zh, t=禪, p=Chán; ja, text= 禅, translit=zen; ko, text=선, translit=Seon; vi, text=Thiền) is a school of Mahayana Buddhism that originated in China during the Tang dynasty, known as the Chan School (''Chánzong'' 禪宗), and ...
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Zoroastrianism Zoroastrianism is an Iranian religion and one of the world's oldest organized faiths, based on the teachings of the Iranian-speaking prophet Zoroaster. It has a dualistic cosmology of good and evil within the framework of a monotheisti ...
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Zurvanism Zurvanism is a fatalistic religious movement of Zoroastrianism in which the divinity Zurvan is a first principle (primordial creator deity) who engendered equal-but-opposite twins, Ahura Mazda and Angra Mainyu. Zurvanism is also known as "Zu ...


See also

* Glossary of philosophy {{Philosophy of religion
Philosophies Philosophical schools of thought and philosophical movements. A Absurdism - Action, philosophy of - Actual idealism - Actualism - Advaita Vedanta - Aesthetic Realism - Aesthetics - African philosophy - Afrocentrism - Agential realism - ...
Philosophical theories