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fluoridation

(Encyclopedia)fluoridation flo͝orˌĭdāˈshən [key], process of adding a fluoride to the water supply of a community to preserve the teeth of the inhabitants. Tooth enamel ordinarily contains small amounts of fl...

Janus, in astronomy

(Encyclopedia)Janus jāˈnəs [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn X (or S10), Janus is an irregularly shaped (nonspherical) body measuring about 122 m...

Alexie, Sherman

(Encyclopedia)Alexie, Sherman (Sherman Joseph Alexie, Jr.), 1966–, Native American writer, b. Wellpinit, Spokane Indian Reservation, E Wash., studied Gonzaga Univ. and Washington State Univ. (B.A., 1991). Alexie ...

Clough, Arthur Hugh

(Encyclopedia)Clough, Arthur Hugh klŭf [key], 1819–61, English poet. He was educated at Rugby and Balliol College, Oxford, where he became friends with Matthew Arnold. After graduation (1841) he was fellow and t...

Brown, James

(Encyclopedia)Brown, James, 1933–2006, African-American rhythm-and-blues singer known as the “godfather of soul,” b. Barnwell, S.C., as James Joe Brown, Jr. Abandoned by his parents, he left school in the sev...

Cousins, Samuel

(Encyclopedia)Cousins, Samuel kŭzˈənz [key], 1801–87, English mezzotint engraver. He is famous for his interpretations in mezzotint of the work of Sir Thomas Lawrence, but his plates, over 200 in number, also ...

American Philosophical Society

(Encyclopedia)American Philosophical Society, first scientific society in America, founded (1743) in Philadelphia. It was an outgrowth of the Junto formed (1727) by Benjamin Franklin. Franklin was the first secreta...

Watkins, Vernon

(Encyclopedia)Watkins, Vernon, 1906–67, British poet, b. Maesteg, Wales, educated at Cambridge. Like his close friend Dylan Thomas, Watkins was profoundly influenced by his Welsh background. His poetry combines s...

Imitation of Christ, The

(Encyclopedia)Imitation of Christ, The, Christian devotional book, of great popularity. It originated among the Brothers of the Common Life in the Netherlands and was written probably c.1425. Tradition (since c.144...

Beyoncé

(Encyclopedia)Beyoncé, 1981- , American popular singer, songwriter, and actress, b. Beyoncé Giselle Knowles, Houston, Tx. Beyoncé first gained fame as the lead si...