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Absurdism Absurdism is the philosophical theory that existence in general is absurd. This implies that the world lacks Meaning of life, meaning or a higher purpose and is not fully intelligible by reason. The term "absurd" also has a more specific sense ...

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 individua ...

Achintya Bheda Abheda Achintya-Bheda-Abheda (अचिन्त्यभेदाभेद, ' in IAST) is a school of Vedanta representing the philosophy of ''inconceivable one-ness and difference''.pp. 47-52 In Sanskrit ''achintya'' means 'inconceivable', ''bheda ...

Advaita Vedanta ''Advaita Vedanta'' (; sa, अद्वैत वेदान्त, ) is a Hinduism, Hindu sādhanā, a path of spiritual discipline and experience, and the oldest extant tradition of the Āstika and nāstika, orthodox Hindu school Ved ...

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 sufficient ...

* Ajātivāda *

Ājīvika ''Ajivika'' (IAST: ) is one of the ''nāstika'' or "heterodox" schools of Indian philosophy.Natalia Isaeva (1993), Shankara and Indian Philosophy, State University of New York Press, , pages 20-23James Lochtefeld, "Ajivika", ''The Illustrated ...

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 Ājīvika ...

* Alexandrian school *

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 ...

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. S ...

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 Dicti ...

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 ...

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 ...

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 ...

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 d ...

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 ...

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 ...

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 ...

* Averroism *

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 (Aristotle), Metaphysics'' of Aristotle and s ...

B

Brahmoism Brahmoism is a religious movement which originated from the mid-19th century Bengali Renaissance, the nascent Indian independence movement. Adherents, known as ''Brahmos'' (singular Brahmo), are mainly of Indian or Bangladeshi origin or natio ...

* British idealism *

Budapest School The Budapest school, or documentarism, was a Hungarian film movement that flourished from roughly 1972 to 1984. The movement originated from Béla Balázs Studios, a small-budget filmmaking community that aimed to unite the young avant-garde an ...

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 gra ...

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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 nam ...

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 State church of the Roman Emp ...

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 of ...

Charvaka Charvaka ( sa, चार्वाक; IAST: ''Cārvāka''), also known as ''Lokāyata'', is an ancient school of Indian materialism. Charvaka holds direct perception, empiricism, and conditional inference as proper sources of knowledge, embrac ...

Christian humanism Christian humanism regards humanist principles like universal human dignity, individualism, individual freedom, and the importance of happiness as essential and principal or even exclusive components of the teachings of Jesus. Proponents of the te ...

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 ...

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, ...

Collegium Conimbricense The Conimbricenses were an important collection of Jesuits, Jesuit commentaries on Aristotle compiled at University of Coimbra in Coimbra, Portugal. Commentaries The Coimbra Commentaries, also known as the Conimbricenses or Cursus Conimbricenses ...

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 ...

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 ...

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. Pri ...

Critical realism (philosophy of perception) In the philosophy of perception, critical realism is the theory that some of our sense-data (for example, those of primary qualities) can and do accurately represent external objects, properties, and events, while other of our sense-data (for exam ...

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 ...

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 ...

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 ...

D

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 w ...

Deism Deism ( or ; derived from the Latin ''deus'', meaning "god") is the Philosophy, philosophical position and Rationalism, rationalistic theology that generally rejects revelation as a source of divine knowledge, and asserts that Empirical evi ...

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 ...

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 con ...

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 ...

Dvaitadvaita The Nimbarka Sampradaya ( IAST: ''Nimbārka Sampradāya'', Sanskrit निम्बार्क सम्प्रदाय), also known as the Hamsa Sampradāya, and Sanakādi Sampradāya (सनकादि सम्प्रदाय), i ...

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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 ...

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 ...

* Eliminativism *

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 ...

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 ...

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 ...

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 Epi ...

Eretrian school The Eretrian school of philosophy was originally the School of Elis, where it had been founded by Phaedo of Elis; it was later transferred to Eretria by his pupil Menedemus. It can be referred to as the Elian-Eretrian School, on the assumption that ...

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 sim ...

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 ...

* Externism

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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 ...

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 ...

Fideism Fideism () is an epistemological theory which maintains that faith is independent of reason, or that reason and faith are hostile to each other and faith is superior at arriving at particular truths (see natural theology). The word ''fideism'' c ...

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), dur ...

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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 meanin ...

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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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 Euro ...

Hedonism Hedonism refers to a family of theories, all of which have in common that pleasure plays a central role in them. ''Psychological'' or ''motivational hedonism'' claims that human behavior is determined by desires to increase pleasure and to decr ...

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 ...

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 ...

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 Onl ...

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 "humani ...

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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 ide ...

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 ...

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 ...

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 ''intell ...

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 fu ...

* Ionian School *

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

Jainism Jainism ( ), also known as Jain Dharma, is an Indian religions, 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 ...

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 mind, ...

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 tradit ...

L

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 ...

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 ...

Legalism (Chinese philosophy) Legalism or ''Fajia'' is one of the six classical schools of thought in Chinese philosophy. Literally meaning "house of (administrative) methods / standards (法, Fa)", the Fa "school" represents several branches of "men of methods", in the ...

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 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 ...

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 ob ...

* Lwów–Warsaw school

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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 Buddhist ...

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 ...

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 ...

Marxism Marxism is a Left-wing politics, left-wing to Far-left politics, far-left method of socioeconomic analysis that uses a Materialism, materialist interpretation of historical development, better known as historical materialism, to understand S ...

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 co ...

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 ...

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 materiali ...

Megarian school The Megarian school of philosophy, which flourished in the 4th century BC, was founded by Euclides of Megara, one of the pupils of Socrates. Its ethical teachings were derived from Socrates, recognizing a single good, which was apparently combined ...

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 epony ...

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 c ...

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* Naturalism *

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 ...

* Neoromanticism *

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 ...

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 ex ...

Neoplatonism Neoplatonism is a strand of Platonism, Platonic philosophy that emerged in the 3rd century AD against the background of Hellenistic philosophy and Hellenistic religion, religion. The term does not encapsulate a set of ideas as much as a chain of ...

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 of ...

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. ...

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 ...

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 ...

Neostoicism Neostoicism was a philosophical movement that arose in the late 16th century from the works of Justus Lipsius, and sought to combine the beliefs of Stoicism and Christianity. Lipsius was Flemish and a Renaissance humanist. The movement took on ...

Neo Vedanta Neo-Vedanta, also called Hindu modernism, neo-Hinduism, Global Hinduism and Hindu Universalism, are terms to characterize interpretations of Hinduism that developed in the 19th century. The term "Neo-Vedanta" was coined by German Indologist ...

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 ...

Nihilism Nihilism (; ) is a philosophy, or family of views within philosophy, that rejects generally accepted or fundamental aspects of human existence, such as objective truth, knowledge, morality, values, or meaning. The term was popularized by Ivan ...

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 t ...

* Nyaya School

O

Objectivism Objectivism is a philosophical system developed by Russian Americans, 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 prod ...

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 ...

* Oxford Calculators * Oxford Franciscan school

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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 ...

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 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 Schleierm ...

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 ...

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 substanc ...

Platonic epistemology In philosophy, Plato's epistemology is a theory of knowledge developed by the Greek philosopher Plato and his followers. Platonic epistemology holds that knowledge of Platonic Ideas is innate, so that learning is the development of ideas buri ...

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 for ...

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 f ...

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 ...

Pluralist school 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 ...

* Port-Royal schools *

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 ...

Postmodernism Postmodernism is an intellectual stance or Rhetorical modes, mode of discourseNuyen, A.T., 1992. The Role of Rhetorical Devices in Postmodernist Discourse. Philosophy & Rhetoric, pp.183–194. characterized by philosophical skepticism, skepticis ...

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. ...

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 ...

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 ...

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 ...

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 E ...

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 Greece, ancient Greek col ...

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 critique ...

Q

* Quietism

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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 on ...

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' ...

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 ...

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 ...

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 ...

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 ...

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 scientific ...

S

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 ...

Satanism Satanism is a group of ideological and 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 1966, although a few hi ...

* Sautrantika *

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 translate ...

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 the ...

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 cen ...

School of the Sextii The School of the Sextii was an eclectic Ancient Roman school of philosophy founded around 50 BC by Quintus Sextius the Elder and continued by his son, Sextius Niger, however it went extinct shortly after in 19 AD due to the ban on foreign cults. ...

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 ...

* Scottish common sense realism *

Secularism Secularism is the principle of seeking to conduct human affairs based on Secularity, secular, Naturalism (philosophy), naturalistic considerations. Secularism is most commonly defined as the Separation of church and state, separation of relig ...

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 tradit ...

Shaykhism Shaykhism ( ar, الشيخية) is a Shi'a Islamic school founded by Shaykh Ahmad in early 19th-century Qajar Iran. While grounded in traditional Twelver Shiʻi doctrine, Shaykhism diverged from the Usuli school in its interpretation of key ideas ...

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 pe ...

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 ...

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 an ...

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 ' ...

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 ...

Stoicism Stoicism is a school of Hellenistic philosophy founded by Zeno of Citium in Athens in the early 3rd century Common Era, BCE. It is a philosophy of personal virtue ethics informed by its system of logic and its views on the natural world, asser ...

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 broader ...

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 a ...

T

Taoism Taoism (, ) or Daoism () refers to either a school of Philosophy, philosophical thought (道家; ''daojia'') or to a religion (道教; ''daojiao''), both of which share ideas and concepts of China, Chinese origin and emphasize living in harmo ...

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 to ...

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 a ...

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 a ...

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, all ...

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 des ...

* Transcendentalism (New England) *

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 ...

U

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 charact ...

Utopian socialism Utopian socialism is the term often used to describe the first current of modern socialism and socialist thought as exemplified by the work of Henri de Saint-Simon, Charles Fourier, Étienne Cabet, and Robert Owen. Utopian socialism is often de ...

V

* Vaibhashika *

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 ...

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, cha ...

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" ;" ...

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 ...

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 ...

* Voluntarism *

Voluntaryism Voluntaryism (,"Voluntaryism"
''

Vivartavada Vivartavada is an Advaita Vedanta theory of causation, postulated by post-Shankara Advaita advaitins, regarding the universe as an "illusory transformation" of Brahman. Etymology The Sanskrit word ''vivarta'' (विवर्त) means alteration, ...

Y

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 ...

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 ...

Schools of philosophy Philosophical theories