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Wirtz, William Willard

(Encyclopedia)Wirtz, William Willard, 1912–2010, U.S. secretary of labor (1962–69), b. DeKalb, Ill. A professor of law at Northwestern Univ. (1939–42), he served (1943–45) with the War Labor Board and was (...

Beresford, William Carr Beresford, Viscount

(Encyclopedia)Beresford, William Carr Beresford, Viscount, 1768–1854, British general. He served with distinction in Egypt (1801–3) and participated (1806) in the capture of Cape Colony (later Cape Province, So...

Carte, Richard D'Oyly

(Encyclopedia)Carte, Richard D'Oyly doiˈlē kärt [key], 1844–1901, English impresario. His choice of presentations did much to raise the level of English musical theater. In 1875 he produced Trial by Jury, the ...

Covington

(Encyclopedia)Covington kŭvˈĭngtən [key], city (2020 pop. 40,181), seat of Kenton co., N central Ky., at the ...

Cherenkov radiation

(Encyclopedia)Cherenkov radiation or Cerenkov radiation [for P. A. Cherenkov], light emitted by a transparent medium when charged particles pass through it at a speed greater than the speed of light in the medium. ...

Clark, Tom Campbell

(Encyclopedia)Clark, Tom Campbell, 1899–1977, U.S. attorney general (1945–49), associate justice of the U.S. Supreme Court (1949–67), b. Dallas, Tex.; father of Ramsey Clark. He received his law degree from t...

orphism

(Encyclopedia)orphism, a short-lived movement in art founded in 1912 by Robert Delaunay, Frank Kupka, the Duchamp brothers, and Roger de la Fresnaye. Apollinaire coined the term orphism to describe the lyrical, shi...

Cahn, Sammy

(Encyclopedia)Cahn, Sammy kän [key], 1913–93, American lyricist, b. New York City as Samuel Cohen. With his first collaborator, Saul Chaplin, he wrote material for vaudeville, and scored his first success (1935)...

combustion

(Encyclopedia)combustion, rapid chemical reaction of two or more substances with a characteristic liberation of heat and light; it is commonly called burning. The burning of a fuel (e.g., wood, coal, oil, or natura...

executive

(Encyclopedia)executive, one who carries out the will or plan of another person or of a group. In government, the term refers not only to the chief administrative officer but to all others who execute the laws and ...