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wheel and axle

(Encyclopedia)CE5 Wheel and axle wheel and axle, simple machine consisting of a wheel mounted rigidly upon an axle or drum of smaller diameter, the wheel and the axle having the same axis. It is fundamentally a...

block and tackle

(Encyclopedia)block and tackle: see pulley.

Blues and Greens

(Encyclopedia)Blues and Greens, political factions in the Byzantine Empire in the 6th cent. They took their names from two of the four colors worn by the circus charioteers. Their clashes were intensified by religi...

Urim and Thummim

(Encyclopedia)Urim and Thummim yo͞oˈrĭm, thŭmˈĭm [key], in the Bible, name of sacred instruments used for casting lots. The meaning of the two names is uncertain, as is the nature of the lots. They were in so...

Weber and Fields

(Encyclopedia)Weber and Fields wĕbˈər [key], American comedy team. The partners were Joe Weber (Joseph Maurice Weber), 1867–1942, and Lew Fields (Lewis Maurice Schanfield), 1867–1941, both born in New York C...

weights and measures

(Encyclopedia)CE5 weights and measures, units and standards for expressing the amount of some quantity, such as length, capacity, or weight; the science of measurement standards and methods is known as metrology...

party, political

(Encyclopedia)party, political, organization whose aim is to gain control of the government apparatus, usually through the election of its candidates to public office. Political parties take many forms, but their m...

Du Pont de Nemours, Pierre Samuel

(Encyclopedia)Du Pont de Nemours, Pierre Samuel pyĕr sämüĕlˈ dü pôN də nəmo͞orˈ [key], 1739–1817, French economist, one of the physiocrats. Early in his career he attracted the attention of François Q...

Williams, Eric

(Encyclopedia)Williams, Eric, 1911–81, prime minister of Trinidad and Tobago (1961–81). He attended Oxford and taught at Howard Univ. in Washington, D.C. (1939–53). Returning to Trinidad, he founded (1955) th...

Qian Zhongshu

(Encyclopedia)Qian Zhongshu or Ch'ien Chung-shu, 1910–98, Chinese writer and scholar, grad. Tsinghua Univ., Beijing (1933). After attending Oxford and the Sorbonne, he returned (1939) to China and taught at sever...