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Aristotle

(Encyclopedia)Aristotle ărˌĭstŏtˈəl [key], 384–322 b.c., Greek philosopher, b. Stagira. He is sometimes called the Stagirite. After the decline of Rome, Aristotle's work was lost in the West. However, in ...

Onassis, Aristotle Socrates

(Encyclopedia)Onassis, Aristotle Socrates ârˌĭstŏtˈəl sŏkˈrətēz ōnăsˈĭs [key], 1906?–75, Greek shipowner and financier, b. Turkey. Leaving Turkey after the Turkish defeat of Greek forces at Smyrna (...

Peripatetics

(Encyclopedia)Peripatetics pĕrˌəpətĕtˈĭks [key] [Gr.,=walking about; from Aristotle's manner in teaching], the followers of Aristotle. Theophrastus, friend of Aristotle and cofounder with him of the Peripate...

Lyceum, gymnasium near ancient Athens

(Encyclopedia)Lyceum līsēˈəm [key], gymnasium near ancient Athens. There Aristotle taught; hence the extension of the term lyceum to Aristotle's school of philosophers, the Peripatetics. ...

Constitution of Athens

(Encyclopedia)Constitution of Athens, treatise by Aristotle or a member of his school, written in the late 4th cent. b.c. It was lost until discovered on Egyptian papyrus in 1890. It is a history of the Athenian go...

Alexander of Aphrodisias

(Encyclopedia)Alexander of Aphrodisias ăfrōdĭshˈēəs [key], fl. a.d. 200, Greek Peripatetic philosopher. A celebrated ancient commentator on Aristotle, he was often called the Exegete. Among his extant writing...

logic

(Encyclopedia)logic, the systematic study of valid inference. A distinction is drawn between logical validity and truth. Validity merely refers to formal properties of the process of inference. Thus, a conclusion w...

Callisthenes

(Encyclopedia)Callisthenes kəlĭsˈthənēz [key], c.360–c.327 b.c., Greek historian of Olynthus; nephew of Aristotle. He accompanied Alexander the Great into Asia as the historian of the expedition. At first he...

Averroës

(Encyclopedia)Averroës əvĕrˈōēz [key], Arabic Ibn Rushd, 1126–98, Spanish-Arab philosopher. He was far more important and influential in Jewish and Christian thought than in Islam. He was a lawyer and physi...

Kindi, al-

(Encyclopedia)Kindi, al- (Abu Yusuf Yakub ibn Ishak al-Kindi) äˈbo͞o yo͞oso͝ofˈ yäko͞obˈ ĭbˈən ēshäkˈ ăl-kĭnˈdē [key], 9th cent. Arab philosopher, b. Basra (now in Iraq). He studied at Basra and ...