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penicillin

(Encyclopedia) penicillin, any of a group of chemically similar substances obtained from molds of the genus Penicillium that were the first antibiotic agents to be used successfully in the treatment of bacterial inf...

Ovechkin, Alexander Mikhailovich

(Encyclopedia) Ovechkin, Alexander Mikhailovich, 1985–, Russian hockey player. He joined Dynamo Moscow, a professional team, at 16, and led Russia to a junior championship. A Washington Capitals first-round pick i...

Henson, Matthew Alexander

(Encyclopedia) Henson, Matthew Alexander, 1866–1965, African-American arctic explorer, b. Charles County, Md. He accompanied Robert E. Peary as personal assistant, dog driver, and interpreter on numerous expeditio...

Child, Sir John

(Encyclopedia) Child, Sir John, d. 1690, English administrator in India. In 1680 he was appointed the British East India Company's agent at Surat, then the company's main factory (i.e., trading station) in W India. ...

Bain, Alexander

(Encyclopedia) Bain, Alexander, 1818–1903, Scottish philosopher and psychologist. He was educated at Marischal College, Aberdeen, where he later taught for three years. He taught one year (1845) at Anderson's Univ...
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