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astatine

(Encyclopedia)astatine ăsˈtətēn, –tĭn [key] [Gr.,=unstable], semimetallic radioactive chemical element; symbol At; at. no. 85; at. wt. of most stable isotope 210; m.p. 302℃ (estimated); b.p. 337℃ (estima...

Stanley, Arthur Penrhyn

(Encyclopedia)Stanley, Arthur Penrhyn, 1815–81, English clergyman and author. As a student at Rugby he was influenced by the liberal views of Thomas Arnold. In 1838 he was elected a fellow of University College, ...

Gosse, Sir Edmund William

(Encyclopedia)Gosse, Sir Edmund William gŏs [key], 1849–1928, English biographer and critic. He was lecturer in English literature at Trinity College, Cambridge (1884–90) and librarian of the House of Lords (1...

Marconi, Guglielmo, Marchese

(Encyclopedia)Marconi, Guglielmo, Marchese go͞olyĕlˈmō märkāˈzā märkôˈnē [key], 1874–1937, Italian physicist, celebrated for his development of wireless telegraphy (see radio). In the field of electro...

Sallust

(Encyclopedia)Sallust (Caius Sallustius Crispus) sălˈəst [key], 86 b.c.–c.34 b.c., Roman historian. He was tribune of the people (52 b.c.) and praetor (46). He was ejected (50) from the senate ostensibly for a...

Crome, John

(Encyclopedia)Crome, John, 1768–1821, English landscape painter, b. Norwich. Crome was the principal painter of the Norwich school. He is often called Old Crome to distinguish him from his son who painted in the ...

Dean, James

(Encyclopedia)Dean, James (James Byron Dean), 1931–55, American film actor, b. Marion, Ind. After a few stage and television roles, Dean was chosen to play the moody, rebellious son in the film East of Eden (1953...

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