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Ch'in, dynasty of China (221–206 b.c.)
(Encyclopedia)Ch'in chĭn [key], dynasty of China, which ruled from 221 b.c. to 206 b.c. The word China is derived from Ch'in, the first dynasty to unify the country by conquering the warring feudal states of the l...Barnard, Henry
(Encyclopedia)Barnard, Henry, 1811–1900, American educator, b. Hartford, Conn., grad. Yale, 1830. He studied law and was admitted to the bar in 1835. As a member (1837–39) of the Connecticut legislature, he ori...Stas, Jean Servais
(Encyclopedia)Stas, Jean Servais zhäNˈ sĕrvāˈ stäs [key], 1813–91, Belgian chemist. He was assistant to J. B. A. Dumas and professor (1840–65) at the École royale militaire, Brussels. He is noted for his...centrifuge
(Encyclopedia)centrifuge sĕnˈtrəfyo͞oj [key], device using centrifugal force to separate two or more substances of different density, e.g., two liquids or a liquid and a solid. The centrifuge consists of a fixe...krypton
(Encyclopedia)krypton krĭpˈtŏn [key] [Gr.,=hidden], gaseous chemical element; symbol Kr; at. no. 36; at. wt. 83.798; m.p. −156.6℃; b.p. −152.3℃; density 3.73 grams per liter at STP; valence usually 0. Kr...Meyer, Julius Lothar
(Encyclopedia)Meyer, Julius Lothar, 1830–95, German chemist. He taught at Breslau, Karlsruhe, and Tübingen (from 1876) and is known especially for his work in the development of the periodic law, for which, with...Council for Mutual Economic Assistance
(Encyclopedia)Council for Mutual Economic Assistance (COMECON or MEA), international organization active between 1956 and 1991 for the coordination of economic policy among certain nations then under Communist domi...Prime Ministers of Great Britain (table)
(Encyclopedia)Prime Ministers of Great Britain 1 The modern party system did not evolve until the end of the 18th cent. ...Caribbean Community and Common Market
(Encyclopedia)Caribbean Community and Common Market (CARICOM), organization founded by the Treaty of Chaguaramas (Trinidad; 1973, revised 2001) and including Antigua and Barbuda, Bahamas, Barbados, Belize, Dominica...gypsy moth
(Encyclopedia)gypsy moth, common name for a moth, Lymantria dispar, of the tussock moth family, native to Europe and Asia. Its caterpillars, or larvae, defoliate deciduous and evergreen trees and shrubs. Introduced...Browse by Subject
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