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Smuts, Jan Christiaan

(Encyclopedia)Smuts, Jan Christiaan yän krĭsˈtyän smŭts [key], 1870–1950, South African statesman and soldier, b. Cape Colony. Of Boer (Afrikaner) stock but a British subject by birth, he was educated at Vic...

Greenberg, Joseph Harold

(Encyclopedia)Greenberg, Joseph Harold, 1915–2001, American anthropological linguist, b. New York City, grad. Columbia (A.B., 1936) and Northwestern Univ. (Ph.D., 1940). He was a professor of anthropology at Colu...

cruise missile

(Encyclopedia)cruise missile, low-flying, continuously powered offensive missile designed to evade defense systems. A cruise missile typically uses an aircraft engine rather than a rocket engine to fly at subsonic ...

Fiske, John

(Encyclopedia)Fiske, John, 1842–1901, American philosopher and historian, b. Hartford, Conn. Born Edmund Fisk Green, he changed his name in 1855 to John Fisk, adding the final e in 1860. He opened a law practice ...

sociology

(Encyclopedia)sociology, scientific study of human social behavior. As the study of humans in their collective aspect, sociology is concerned with all group activities—economic, social, political, and religious. ...

custom

(Encyclopedia)custom, habitual group pattern of behavior that is transmitted from one generation to another and is not biologically determined. Since societies are perpetually changing, no matter how slowly, all cu...

Chandrasekhar, Subrahmanyan

(Encyclopedia)Chandrasekhar, Subrahmanyan so͝obˌrəmänˈyən chŭnˌdrəsāˈkər [key], 1910–95, American astrophysicist, b. Lahore, India (now Pakistan). He became a professor at the Univ. of Chicago in 1938...

Baade, Walter

(Encyclopedia)Baade, Walter välˈtər bäˈdə [key], 1893–1960, German-born American astronomer. From 1919 to 1931 he was on the staff of the Hamburg observatory; from 1931 to 1958, at the Mt. Wilson observator...

civilization

(Encyclopedia)civilization, culture with a relatively high degree of elaboration and technical development. The term civilization also designates that complex of cultural elements that first appeared in human histo...

Wissler, Clark

(Encyclopedia)Wissler, Clark, 1870–1947, American anthropologist, b. Wayne, Ind., grad. Indiana Univ., 1897, Ph.D. Columbia, 1901. At first a teacher of psychology, he became interested in anthropology under Fran...