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revolution

(Encyclopedia)revolution, in a political sense, fundamental and violent change in the values, political institutions, social structure, leadership, and policies of a society. The totality of change implicit in this...

Lesbos

(Encyclopedia)Lesbos lāzˈvôs [key], island (1991 pop. 87,151), c.630 sq mi (1,630 sq km), E Greece, in the Aegean Sea near Turkey. A fertile island, it has vast olive groves and also produces wheat, wine, and ci...

zoology

(Encyclopedia)zoology, branch of biology concerned with the study of animal life. From earliest times animals have been vitally important to man; cave art demonstrates the practical and mystical significance animal...

Bacon, Roger

(Encyclopedia)Bacon, Roger, c.1214–1294?, English scholastic philosopher and scientist, a Franciscan. He studied at Oxford as well as at the Univ. of Paris and became one of the most celebrated and zealous teache...

jurisprudence

(Encyclopedia)jurisprudence jo͝orˌĭspro͞odˈəns [key], study of the nature and the origin and development of law. It is variously regarded as a branch of ethics or of sociology. Many of the major systematic ph...

British Library

(Encyclopedia)British Library, national library of Great Britain, located in London; one of the world's great libraries. Long a part of the British Museum, the library collection originated in 1753 when the governm...

fermentation

(Encyclopedia)fermentation, process by which the living cell is able to obtain energy through the breakdown of glucose and other simple sugar molecules without requiring oxygen. Fermentation is achieved by somewhat...

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 ...

Armenian literature

(Encyclopedia)Armenian literature. The Armenian Church fostered literature, and the principal early works are religious or hagiographical, most of them translations. The first major Armenian literary work is a 5th ...

propaganda

(Encyclopedia)propaganda, systematic manipulation of public opinion, generally by the use of symbols such as flags, monuments, oratory, and publications. Modern propaganda is distinguished from other forms of commu...