Absurdism
Absurdism is the philosophical theory that existence in general is absurd. This implies that the world lacks meaning or a higher purpose and is not fully intelligible by reason. The term "absurd" also has a more specific sense in the context ...
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Academic skepticism
Academic skepticism refers to the skeptical period of ancient Platonism dating from around 266 BCE, when Arcesilaus became scholarch of the Platonic Academy, until around 90 BCE, when Antiochus of Ascalon rejected skepticism, although individ ...
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'' (li ...
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Agnosticism
Agnosticism is the view or belief that the existence of God, of the divine or the supernatural is unknown or unknowable. (page 56 in 1967 edition) Another definition provided is the view that "human reason is incapable of providing sufficien ...
Ājīvika
''Ajivika'' (IAST: ) is one of the Āstika and nāstika, ''nāstika'' or "heterodox" schools of Indian philosophy.Natalia Isaeva (1993), Shankara and Indian Philosophy, State University of New York Press, , pages 20-23James Lochtefeld, "Ajivik ...
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Ajñana
''Ajñāna'' () was one of the ''nāstika'' or "heterodox" schools of ancient Indian philosophy, and the ancient school of radical Indian skepticism. It was a Śramaṇa movement and a major rival of early Buddhism, Jainism and the Ājīvi ...
Analytic philosophy
Analytic philosophy is a branch and tradition of philosophy using analysis, popular in the Western world and particularly the Anglosphere, which began around the turn of the 20th century in the contemporary era in the United Kingdom, United Sta ...
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Analytical Thomism
Analytical Thomism is a philosophical movement which promotes the interchange of ideas between the thought of Thomas Aquinas (including the philosophy carried on in relation to his thinking, called ' Thomism'), and modern analytic philosophy.
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Anarchist schools of thought
Anarchism is the political philosophy which holds ruling classes and the state to be undesirable, unnecessary and harmful, The following sources cite anarchism as a political philosophy: Slevin, Carl. "Anarchism." ''The Concise Oxford Dictio ...
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Antipositivism
In social science, antipositivism (also interpretivism, negativism or antinaturalism) is a theoretical stance that proposes that the social realm cannot be studied with the methods of investigation utilized within the natural sciences, and that ...
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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.
Genera ...
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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 socia ...
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Atheism
Atheism, in the broadest sense, is an absence of belief in the existence of deities. Less broadly, atheism is a rejection of the belief that any deities exist. In an even narrower sense, atheism is specifically the position that there no ...
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Atomism
Atomism (from Greek , ''atomon'', i.e. "uncuttable, indivisible") is a natural philosophy proposing that the physical universe is composed of fundamental indivisible components known as atoms.
References to the concept of atomism and its atoms ...
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Augustinianism
Augustinianism is the philosophical and theological system of Augustine of Hippo and its subsequent development by other thinkers, notably Boethius, Anselm of Canterbury and Bonaventure. Among Augustine's most important works are ''The City of Go ...
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Australian realism Australian realism, also called Australian materialism, is a school of philosophy that flourished in the first half of the 20th century in several universities in Australia including the Australian National University, the University of Adelaide, an ...
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Averroism
Averroism refers to a school of medieval philosophy based on the application of the works of 12th-century Andalusian philosopher Averroes, (known in his time in Arabic as ابن رشد, ibn Rushd, 1126–1198) a commentator on Aristotle, in 13th ...
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Avicennism
Avicennism is a school of Persian philosophy which was established by Avicenna. He developed his philosophy throughout the course of his life after being deeply moved and concerned by the ''Metaphysics'' of Aristotle and studying it for over a yea ...
Buddhism
Buddhism ( , ), also known as Buddha Dharma and Dharmavinaya (), is an Indian religion or philosophical tradition based on teachings attributed to the Buddha. It originated in northern India as a -movement in the 5th century BCE, and ...
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Cambridge Platonists
The Cambridge Platonists were an influential group of Platonist philosophers and Christian theologians at the University of Cambridge that existed during the 17th century. The leading figures were Ralph Cudworth and Henry More.
Group and its n ...
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Carolingian Renaissance
The Carolingian Renaissance was the first of three medieval renaissances, a period of cultural activity in the Carolingian Empire. It occurred from the late 8th century to the 9th century, taking inspiration from the Christian Roman Empire of th ...
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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 ...
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 wit ...
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Classical Marxism
Classical Marxism refers to the economic, philosophical, and sociological theories expounded by Karl Marx and Friedrich Engels as contrasted with later developments in Marxism, especially Marxism–Leninism.
Karl Marx
Karl Marx (5 May 1818, ...
Communitarianism
Communitarianism is a philosophy that emphasizes the connection between the individual and the community. Its overriding philosophy is based upon the belief that a person's social identity and personality are largely molded by community relati ...
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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 ...
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Continental philosophy
Continental philosophy is a term used to describe some philosophers and philosophical traditions that do not fall under the umbrella of analytic philosophy. However, there is no academic consensus on the definition of continental philosophy. Prio ...
Critical realism (philosophy of the social sciences)
Critical realism is a philosophical approach to understanding science, and in particular social science, initially developed by Roy Bhaskar (1944–2014). It specifically opposes forms of empiricism and positivism by viewing science as concerned ...
Cyrenaics
The Cyrenaics or Kyrenaics ( grc, Κυρηναϊκοί, Kyrēnaïkoí), were a sensual hedonist Greek school of philosophy founded in the 4th century BCE, supposedly by Aristippus of Cyrene, although many of the principles of the school are belie ...
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Deconstruction
The term deconstruction refers to approaches to understanding the relationship between text and meaning. It was introduced by the philosopher Jacques Derrida, who defined it as a turn away from Platonism's ideas of "true" forms and essences ...
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Deism
Deism ( or ; derived from the Latin '' deus'', meaning "god") is the philosophical position and rationalistic theology that generally rejects revelation as a source of divine knowledge, and asserts that empirical reason and observation of ...
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Deontological ethics
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, ra ...
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Dialectical materialism
Dialectical materialism is a philosophy of science, history, and nature developed in Europe and based on the writings of Karl Marx and Friedrich Engels. Marxist dialectics, as a materialist philosophy, emphasizes the importance of real-world co ...
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Dvaita Vedanta
Dvaita Vedanta (); (originally known as Tattvavada; IAST:Tattvavāda), is a sub-school in the Vedanta tradition of Hindu philosophy. The term Tattvavada literally means "arguments from a realist viewpoint". The Tattvavada (Dvaita) Vedanta sub ...
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Dvaitadvaita
The Nimbarka Sampradaya (IAST: ''Nimbārka Sampradāya'', Sanskrit निम्बार्क सम्प्रदाय), also known as the Hamsa Sampradāya, and Sanakādi Sampradāya (सनकादि सम्प्रदाय), is ...
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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 normative ...
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Eleatics
The Eleatics were a group of pre-Socratic philosophers in the 5th century BC centered around the ancient Italian Greek colony of Elea ( grc, Ἐλέα), located in present-day Campania in southern Italy.
The primary philosophers who are associat ...
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Eliminativism
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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Emanationism
Emanationism is an idea in the cosmology or cosmogony of certain religious or philosophical systems. Emanation, from the Latin ''emanare'' meaning "to flow from" or "to pour forth or out of", is the mode by which all things are derived from the ...
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Emergentism
In philosophy, emergentism is the belief in emergence, particularly as it involves consciousness and the philosophy of mind. A property of a system is said to be emergent if it is a new outcome of some other properties of the system and their int ...
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Empiricism
In philosophy, empiricism is an epistemological theory that holds that knowledge or justification comes only or primarily from sensory experience. It is one of several views within epistemology, along with rationalism and skepticism. Empir ...
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Epicureanism
Epicureanism is a system of philosophy founded around 307 BC based upon the teachings of the ancient Greek philosopher Epicurus. Epicureanism was originally a challenge to Platonism. Later its main opponent became Stoicism.
Few writings by Ep ...
Essentialism
Essentialism is the view that objects have a set of attributes that are necessary to their identity. In early Western thought, Plato's idealism held that all things have such an "essence"—an "idea" or "form". In ''Categories'', Aristotle si ...
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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 val ...
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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Fictionalism
Fictionalism is the view in philosophy according to which statements that appear to be descriptions of the world should not be construed as such, but should instead be understood as cases of "make believe", of pretending to treat something as liter ...
Frankfurt School
The Frankfurt School (german: Frankfurter Schule) is a school of social theory and critical philosophy associated with the Institute for Social Research, at Goethe University Frankfurt in 1929. Founded in the Weimar Republic (1918–1933), duri ...
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Gaudiya Vaishnavism
Gaudiya Vaishnavism (), also known as Chaitanya Vaishnavism, is a Vaishnava Hindu religious movement inspired by Chaitanya Mahaprabhu (1486–1534) in India. "Gaudiya" refers to the Gaura or Gauḍa region of Bengal, with Vaishnavism meani ...
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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 revolutionar ...
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Haskalah
The ''Haskalah'', often termed Jewish Enlightenment ( he, השכלה; literally, "wisdom", "erudition" or "education"), was an intellectual movement among the Jews of Central and Eastern Europe, with a certain influence on those in Western Eur ...
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 u ...
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Huang–Lao
''Huang–Lao'' or ''Huanglao'' () was the most influential Chinese school of thought in the early 2nd-century BCE Han dynasty, having its origins in a broader political-philosophical drive looking for solutions to strengthen the feudal order as ...
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Holism
Holism () is the idea that various systems (e.g. physical, biological, social) should be viewed as wholes, not merely as a collection of parts. The term "holism" was coined by Jan Smuts in his 1926 book '' Holism and Evolution''."holism, n." OED O ...
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Humanism
Humanism is a philosophical stance that emphasizes the individual and social potential and agency of human beings. It considers human beings the starting point for serious moral and philosophical inquiry.
The meaning of the term "huma ...
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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 to id ...
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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, Ar ...
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Innatism
Innatism is a philosophical and epistemological doctrine that the mind is born with ideas, knowledge, and beliefs. Therefore, the mind is not a ''tabula rasa'' (blank slate) at birth, which contrasts with the views of early empiricists such as ...
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Intellectualism
Intellectualism is the mental perspective that emphasizes the use, the development, and the exercise of the intellect; and also identifies the life of the mind of the intellectual person. (Definition) In the field of philosophy, the term ''intel ...
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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 ...
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 logi ...
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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 being ...
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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 mind ...
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Kyoto School
The is the name given to the Japanese philosophical movement centered at Kyoto University that assimilated Western philosophy and religious ideas and used them to reformulate religious and moral insights unique to the East Asian cultural tradi ...
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Legal positivism
Legal positivism (as understood in the Anglosphere) is a school of thought of analytical jurisprudence developed largely by legal philosophers during the 18th and 19th centuries, such as Jeremy Bentham and John Austin. While Bentham and Austin de ...
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Legal realism
Legal realism is a naturalistic approach to law. It is the view that jurisprudence should emulate the methods of natural science, i.e., rely on empirical evidence. Hypotheses must be tested against observations of the world.
Legal realists be ...
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 ...
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Libertarianism
Libertarianism (from french: libertaire, "libertarian"; from la, libertas, "freedom") is a political philosophy that upholds liberty as a core value. Libertarians seek to maximize autonomy and political freedom, and minimize the state's en ...
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Libertinism
A libertine is a person devoid of most moral principles, a sense of responsibility, or sexual restraints, which they see as unnecessary or undesirable, and is especially someone who ignores or even spurns accepted morals and forms of behaviour o ...
Madhyamaka
Mādhyamaka ("middle way" or "centrism"; ; Tibetan: དབུ་མ་པ ; ''dbu ma pa''), otherwise known as Śūnyavāda ("the emptiness doctrine") and Niḥsvabhāvavāda ("the no ''svabhāva'' doctrine"), refers to a tradition of Buddhis ...
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Marburg School
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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Marxist humanism
Marxist humanism is an international body of thought and political action rooted in an interpretation of the works of Karl Marx. It is an investigation into "what human nature consists of and what sort of society would be most conducive to huma ...
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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 dialec ...
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Marxism–Leninism
Marxism–Leninism is a communist ideology which was the main communist movement throughout the 20th century. Developed by the Bolsheviks, it was the state ideology of the Soviet Union, its satellite states in the Eastern Bloc, and various ...
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Marxism–Leninism–Maoism
Marxism–Leninism–Maoism (MLM) is a political philosophy that synthesizes and builds upon Marxism–Leninism and Maoism. Its proponents refer to Marxism–Leninism–Maoism as Maoism and Maoism as Mao Zedong Thought (MZT) or Marxism–Lenin ...
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Materialism
Materialism is a form of philosophical monism which holds matter to be the fundamental substance in nature, and all things, including mental states and consciousness, are results of material interactions. According to philosophical materialism ...
Mohism
Mohism or Moism (, ) was an ancient Chinese philosophy of ethics and logic, rational thought, and science developed by the academic scholars who studied under the ancient Chinese philosopher Mozi (c. 470 BC – c. 391 BC), embodied in an eponym ...
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Molinism
Molinism, named after 16th-century Spanish Jesuit priest and Roman Catholic theologian Luis de Molina, is the thesis that God has middle knowledge. It seeks to reconcile the apparent tension of divine providence and human free will. Prominent ...
Neohumanism
Prabhat Ranjan Sarkar (21 May 1921 – 21 October 1990), also known by his spiritual name Shrii Shrii Ánandamúrti (Ánanda Múrti="Bliss Embodiment"), and known as Bábá ("Father") to his disciples, was a spiritual Guru, philosopher, so ...
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-Marxism
Neo-Marxism is a Marxist school of thought encompassing 20th-century approaches that amend or extend Marxism and Marxist theory, typically by incorporating elements from other intellectual traditions such as critical theory, psychoanalysis, or exi ...
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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 id ...
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Neopositivism
Logical positivism, later called logical empiricism, and both of which together are also known as neopositivism, is a movement in Western philosophy whose central thesis was the verification principle (also known as the verifiability criterion o ...
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Neopragmatism
Neopragmatism, sometimes called post-Deweyan pragmatism, linguistic pragmatism, or analytic pragmatism, is the philosophical tradition that infers that the meaning of words is a result of how they are used, rather than the objects they represent.
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Neopythagoreanism
Neopythagoreanism (or neo-Pythagoreanism) was a school of Hellenistic philosophy which revived Pythagorean doctrines. Neopythagoreanism was influenced by middle Platonism and in turn influenced Neoplatonism. It originated in the 1st century BC a ...
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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 ...
Nichiren Buddhism
Nichiren Buddhism ( ja, 日蓮仏教), also known as Hokkeshū ( ja, 法華宗, meaning ''Lotus Sect'') is a branch of Mahayana Buddhism based on the teachings of the 13th-century Japanese Buddhist priest Nichiren (1222–1282) and is one of ...
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 ...
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 achievement ...
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Occamism
Occamism (or Ockhamism) is the philosophical and theological teaching developed by William of Ockham (1285–1347) and his disciples, which had widespread currency in the 14th century.
Occamism differed from the other Scholastic schools on two ...
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 ...
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Personalism
Personalism is an intellectual stance that emphasizes the importance of human persons. Personalism exists in many different versions, and this makes it somewhat difficult to define as a philosophical and theological movement. Friedrich Schleier ...
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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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Physicalism
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 substan ...
Platonic idealism
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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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 le ...
Positivism
Positivism is an empiricist philosophical theory that holds that all genuine knowledge is either true by definition or positive—meaning ''a posteriori'' facts derived by reason and logic from sensory experience.John J. Macionis, Linda M. G ...
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Postmodernism
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 moderni ...
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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. Pr ...
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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 Kan ...
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Pre-Socratic philosophy
Pre-Socratic philosophy, also known as early Greek philosophy, is ancient Greek philosophy before Socrates. Pre-Socratic philosophers were mostly interested in cosmology, the beginning and the substance of the universe, but the inquiries of thes ...
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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 classic ...
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Pyrrhonism
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 ...
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 ...
Radical behaviorism
Radical behaviorism is a "philosophy of the science of behavior" developed by B. F. Skinner. It refers to the philosophy behind behavior analysis, and is to be distinguished from methodological behaviorism—which has an intense emphasis ...
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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'' ...
Reductionism
Reductionism is any of several related philosophical ideas regarding the associations between phenomena which can be described in terms of other simpler or more fundamental phenomena. It is also described as an intellectual and philosophical pos ...
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 ...
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Sarvastivada
The ''Sarvāstivāda'' (Sanskrit and Pali: 𑀲𑀩𑁆𑀩𑀢𑁆𑀣𑀺𑀯𑀸𑀤, ) was one of the early Buddhist schools established around the reign of Ashoka (3rd century BCE).Westerhoff, The Golden Age of Indian Buddhist Philosophy ...
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Satanism
Satanism is a group of Ideology, ideological and Philosophy, philosophical beliefs based on Satan. Contemporary religious practice of Satanism began with the founding of the atheistic Church of Satan by Anton LaVey in the United States in 19 ...
Scholasticism
Scholasticism was a medieval school of philosophy that employed a critical organic method of philosophical analysis predicated upon the Aristotelian 10 Categories. Christian scholasticism emerged within the monastic schools that transla ...
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School of Names
The School of Names (), sometimes called the School of Forms and Names (), was a school of Chinese philosophy that grew out of Mohism during the Warring States period in 479–221 BCE. The followers of the School of Names were sometimes called th ...
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School of Salamanca
The School of Salamanca ( es, Escuela de Salamanca) is the Renaissance of thought in diverse intellectual areas by Spanish theologians, rooted in the intellectual and pedagogical work of Francisco de Vitoria. From the beginning of the 16th c ...
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 ...
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 ...
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Shuddhadvaita
Shuddadvaita ( Sanskrit: "pure non-dualism") is the "purely non-dual" philosophy propounded by Vallabhacharya (1479-1531 CE), the founding philosopher and guru of the ("tradition of Vallabh") or ("The path of grace"), a Hindu Vaishnava trad ...
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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Social liberalism
Social liberalism (german: Sozialliberalismus, es, socioliberalismo, nl, Sociaalliberalisme), also known as new liberalism in the United Kingdom, modern liberalism, or simply liberalism in the contemporary United States, left-liberalism ...
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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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Sophists
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 ...
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Speculative realism
Speculative realism is a movement in contemporary Continental-inspired philosophy (also known as post-Continental philosophy) that defines itself loosely in its stance of metaphysical realism against its interpretation of the dominant forms of p ...
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Stoicism
Stoicism is a school of Hellenistic philosophy founded by Zeno of Citium in Athens in the early 3rd century BCE. It is a philosophy of personal virtue ethics informed by its system of logic and its views on the natural world, asserting that ...
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Structuralism
In sociology, anthropology, archaeology, history, philosophy, and linguistics, structuralism is a general theory of culture and methodology that implies that elements of human culture must be understood by way of their relationship to a broad ...
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Sufi philosophy
Sufi philosophy includes the schools of thought unique to Sufism, the mystical tradition within Islam, also termed as ''Tasawwuf'' or '' Faqr'' according to its adherents. Sufism and its philosophical tradition may be associated with both Sunni ...
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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 '' Tao ...
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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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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 ...
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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 questio ...
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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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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 ...
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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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 ...
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, ...
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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, c ...
Vishishtadvaita
Vishishtadvaita (IAST '; sa, विशिष्टाद्वैत) is one of the most popular schools of the Vedanta school of Hindu philosophy. Vedanta literally means the in depth meaning ''of the Vedas.'' ''Vishisht Advaita'' (literall ...
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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 ...
Yogachara
Yogachara ( sa, योगाचार, IAST: '; literally "yoga practice"; "one whose practice is yoga") is an influential tradition of Buddhist philosophy and psychology emphasizing the study of cognition, perception, and consciousness through t ...
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Young Hegelians
The Young Hegelians (german: Junghegelianer), or Left Hegelians (''Linkshegelianer''), or the Hegelian Left (''die Hegelsche Linke''), were a group of German intellectuals who, in the decade or so after the death of Georg Wilhelm Friedrich Hegel ...