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Lorenz, Edward Norton

(Encyclopedia) Lorenz, Edward Norton, 1917–2008, American meteorologist and pioneer of chaos theory, b. West Hartford, Conn., Ph.D. Massachusetts Institute of Technology, 1948. Lorenz became…

Artevelde, Jacob van

(Encyclopedia) Artevelde, Jacob vanArtevelde, Jacob vanyäˈkôp vän ärˈtəvĕldə [key], c.1290–1345, Flemish statesman, of a wealthy family of Ghent. In 1337 the Flemish cloth industry underwent a severe…

Mahmud of Ghazna

(Encyclopedia) Mahmud of GhaznaMahmud of Ghaznamäm&oomacr;dˈ, gŭzˈna [key], 971?–1030, Afghan emperor and conqueror. He defeated (c.999) his elder brother to gain control of Khorasan (in Iran)…

Palladium, in Greek religion

(Encyclopedia) PalladiumPalladiumpəlāˈdēəm [key], in Greek religion, sacred image kept in the temple of Athena at Troy. It was either an image of Athena or an image made by Athena of her unfortunate…

O'Neal, Shaquille

(Encyclopedia) O'Neal, Shaquille (Shaquille Rashaun O'Neal)O'Neal, Shaquilleshəkēlˈ rəshônˈ ōnēlˈ [key], 1972–, American basketball player, b. Newark, N.J. Joining the Orlando Magic of the National…

Marius, Caius

(Encyclopedia) Marius, CaiusMarius, Caiusmârˈēəs [key], c.157 b.c.–86 b.c., Roman general. A plebeian, he became tribune (119 b.c.) and praetor (115 b.c.) and was seven times consul. He served under…

Margarita

(Encyclopedia) MargaritaMargaritamärgärēˈtä [key], island, 444 sq mi (1,150 sq km), in the Caribbean Sea off the coast of Venezuela. With many smaller islands it constitutes the Venezuelan state of…

Papp, Joseph

(Encyclopedia) Papp, Joseph, 1921–91, American theatrical director and producer, b. Brooklyn, N.Y. as Joseph Papirofsky. Papp, a major influence in American theater, founded the nonprofit New York…

cryotron

(Encyclopedia) cryotroncryotronkrīˈōtrŏnˌ [key], magnetically controlled electronic switching device that operates at extremely low temperatures; it is designed to supplant, in part, the transistor…

Cunha, Tristão da

(Encyclopedia) Cunha, Tristão daCunha, Tristão datrēshtouNˈ [key]Cunha, Tristão da dä k&oomacr;ˈnyə [key], c.1460–1514?, Portuguese navigator. His most important voyage was undertaken in 1506,…