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Democritus
(Encyclopedia)Democritus dĭmŏkˈrĭtəs [key], c.460–c.370 b.c., Greek philosopher of Abdera; pupil of Leucippus. His theory of the nature of the physical world was the most radical and scientific attempted up ...Leucippus
(Encyclopedia)Leucippus lo͞osĭpˈəs [key], 5th cent. b.c., Greek philosopher. Aristotle believed that Leucippus inspired the atomistic theory with which Democritus is identified. Little is known about Leucippus....atomism
(Encyclopedia)atomism, philosophic concept of the nature of the universe, holding that the universe is composed of invisible, indestructible material particles. The theory was first advanced in the 5th cent. b.c. b...Gassendi, Pierre
(Encyclopedia)Gassendi, Pierre pyĕr gäsäNdēˈ [key], 1592–1655, French philosopher and scientist. A teacher and priest, Gassendi taught at Digne, Aix, and the Royal College at Paris and held several church of...Abdera
(Encyclopedia)Abdera ävdēˈrä [key], town, NE Greece, in Thrace, near the mouth of the Mesta River. It is a small agricultural settlement. Founded (c.650 b.c.) by colonists from Clazomenae, it was destroyed by t...Epicurus
(Encyclopedia)Epicurus ĕpĭkyo͝orˈəs [key], 341–270 b.c., Greek philosopher, b. Samos; son of an Athenian colonist. He claimed to be self-taught, although tradition states that he was schooled in the systems ...Burton, Robert
(Encyclopedia)Burton, Robert, 1577–1640, English clergyman and scholar, b. Leicestershire, educated at Oxford. He served as librarian at Christ Church, Oxford, all his life; in addition he was vicar of St. Thomas...Lucretius
(Encyclopedia)Lucretius (Titus Lucretius Carus) lo͞okrēˈshəs [key], c.99 b.c.–c.55 b.c., Roman poet and philosopher. Little is known about his life. A chronicle of St. Jerome speaks of the loss of his reason ...materialism
(Encyclopedia)materialism, in philosophy, a widely held system of thought that explains the nature of the world as entirely dependent on matter, the fundamental and final reality beyond which nothing need be sought...skepticism
(Encyclopedia)skepticism skĕpˈtĭsĭzəm [key] [Gr.,=to reflect], philosophic position holding that the possibility of knowledge is limited either because of the limitations of the mind or because of the inaccess...Browse by Subject
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