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Thomas Jefferson Memorial
(Encyclopedia) Thomas Jefferson Memorial, monument, 18 acres (7 hectares), in East Potomac Park, on the Tidal Basin, Washington, D.C.; authorized by Congress 1934, built 1938–43, dedicated 1943. The…Churchill, Winston, American novelist
(Encyclopedia) Churchill, Winston, 1871–1947, American novelist, b. St. Louis, grad. Annapolis, 1894. He wrote several popular historical novels including Richard Carvel (1899), The Crisis (1901),…geode
(Encyclopedia) geodegeodejēˈōd [key], hollow, globular rock nodule ranging in diameter from 1 to 12 in. (2.54–30.5 cm) or more. Most geodes are partly filled with mineral matter; they have a thin…inferior planet
(Encyclopedia) inferior planet, planet whose orbit lies inside that of the earth. There are two inferior planets, Mercury and Venus. They always seem to be close to the sun in the sky; the greatest…rainbow
(Encyclopedia) rainbow, arc showing the colors of the spectrum, violet inside and red outside, which appears when the sun shines through water droplets. It often appears while the sun is shining…Monod, Jacques
(Encyclopedia) Monod, JacquesMonod, Jacqueszhäk mônōˈ [key], 1910–76, French biologist, educated at the Univ. of Paris (D.Sc., 1941). He was a leader of the French resistance in World War II. He…Archimedes' screw
(Encyclopedia) Archimedes' screw, a simple mechanical device believed to have been invented by Archimedes in the 3d cent. b.c. It consists of a cylinder inside of which a continuous screw, extending…canker
(Encyclopedia) canker, small sore on the inside of the mouth. A canker appears as a shallow, whitish ulcer surrounded by a thin, red area. It is tender, sometimes painful, and may occur singly or as…membrane
(Encyclopedia) membrane, structure composed mostly of lipid and protein that forms the external boundary of cells and of major structures within cells. Membrane organization is based on a sheet two…Cuttack
(Encyclopedia) Cuttack Cuttack kətăkˈ [key], city, Odisha (Orissa) state, E central India at the head of the…Trending
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