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television
(Encyclopedia) CE5 Video transmission and reception of color and black-and-white television: The camera lens focuses collected light rays into mirrors, which separate the image into its three primary color compon...Belgrade
(Encyclopedia)Belgrade bĕlˈgrād [key], Serbian Beograd, city (1991 est. pop. 1,168,454), capital of Serbia, and of the former nation of Yugoslavia and its short-lived successor, Serbia and Montenegro, at the con...laser
(Encyclopedia) CE5 Ordinary light sources produce incoherent light, while a laser produces a beam of coherent light. laser [acronym for light amplification by stimulated emission of radiation], device for the cr...Stockholm
(Encyclopedia)Stockholm stŏkˈhôlmˌ [key], city (1995 pop. 692,954), capital of Sweden and of Stockholm co., E Sweden, situated where Lake Mälaren flows into the Baltic Sea. It is Sweden's largest city and its ...Antietam campaign
(Encyclopedia)Antietam campaign ăntēˈtəm [key], Sept., 1862, of the Civil War. After the second battle of Bull Run, Gen. Robert E. Lee crossed the Potomac to invade Maryland and Pennsylvania. At Frederick, Md.,...rococo, in architecture
(Encyclopedia)rococo rəkōˈkō, rō– [key], style in architecture, especially in interiors and the decorative arts, which originated in France and was widely used in Europe in the 18th cent. The term may be der...rococo, in music
(Encyclopedia)rococo, in music, 18th-century reaction against the baroque style. Less formal and grandiose in structure, it was a graceful rather than a profound style, more hedonistic than venturesome. Extreme man...roman, in printing
(Encyclopedia)roman: see type.radical, in chemistry
(Encyclopedia)radical, in chemistry, group of atoms that are joined together in some particular spatial structure and that take part in most chemical reactions as a single unit. Important inorganic radicals include...radical, in mathematics
(Encyclopedia)radical, in mathematics, symbol () placed over a number or expression, called the radicand, to indicate a root of the radicand. When used without a sign or index number, as in 4, it designates the pos...Browse by Subject
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