Postchristianity is the situation in which
Christianity
Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus of Nazareth
Jesus, likely from he, יֵשׁוּעַ, translit=Yēšūaʿ, label=Hebrew/Aramaic ( AD 30 or 33), also referred to as Jesu ...
is no longer the dominant
civil religion
Civil religion, also referred to as a civic religion, is the implicit religious values of a nation, as expressed through public rituals, symbols (such as the national flag), and ceremonies on sacred days and at sacred places (such as monuments, bat ...
of a society but has gradually assumed
values
In ethics and social sciences, value denotes the degree of importance of something or action, with the aim of determining which actions are best to do or what way is best to live (normative ethics in ethics), or to describe the significance of dif ...
,
culture
Culture () is an umbrella term which encompasses the social behavior, institutions, and norms found in human societies, as well as the knowledge, beliefs, arts, laws, customs, capabilities, and habits of the individuals in these grou ...
, and
worldview
A worldview or world-view or ''Weltanschauung'' is the fundamental cognitive orientation of an individual or society encompassing the whole of the individual's or society's knowledge, culture, and point of view. A worldview can include natural ...
s that are not necessarily
Christian
Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words '' Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρ ...
. Post-Christian tends to refer to the loss of Christianity's
monopoly
A monopoly (from Greek el, μόνος, mónos, single, alone, label=none and el, πωλεῖν, pōleîn, to sell, label=none), as described by Irving Fisher, is a market with the "absence of competition", creating a situation where a speci ...
to in historically Christian societies to
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 ...
or
secularism
Secularism is the principle of seeking to conduct human affairs based on secular, naturalistic considerations.
Secularism is most commonly defined as the separati