Archelaus of Athens See PRE-SOCRATICS, SKEPTICS.
archetype See JUNG.
Archimedian ordering See LEXICAL ORDERING.
architecture, cognitive See COGNITIVE SCIENCE.
Archytas (fl. 400–350 B.C.), Greek Pythagorean philosopher from Tarentum in southern...
Arendt Hannah (1906–75), German-born American social and political theorist. She was...
aretaic See ARETE.
arete ancient Greek term meaning 'virtue' or 'excellence'. In philosophical contexts,...
argument a sequence of statements such that some of them (the...
argument, a priori See A PRIORI.
aporia (plural: i), Greek term meaning 'puzzle', 'question for discussion', 'state...
a posteriori See A PRIORI.
appearing, theory of See THEORY OF APPEARING.
appellation See SHERWOOD.
apperception See KANT.
application (of a function) See COMBINATORY. LOGI. applied ethics, the domain of ethics that...
a priori prior to or independent of experience; contrasted with 'a posteriori'...
a priori argument See A PRIORI.
a priori justification See A PRIORI, JUSTIFICATION.
A-proposition See SYLLOGISM.
Apuleius of Madaura See MIDDLE PLATONISM.
Aquinas Saint Thomas (1225–74), Italian philosopher-theologian, the most influential thinker of...
Arabic philosophy the philosophy produced in Arabic by philosophers of various ethnic...
apatheia See STOICISM.
apeiron Greek term meaning 'the boundless' or 'the unlimited', which evolved...
apellatio See PROPRIETATES TERMINORUM.
apocatastasis (from Greek, 'reestablishment'), the restoration of all souls, including Satan's...
apodictic See HUSSERL, KANT.
apodosis See COUNTERFACTUALS.
apophantic See HUSSERL.