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tantalum
(Encyclopedia) tantalumtantalumtănˈtələm [key] [from Tantalus], metallic chemical element; symbol Ta; at. no. 73; at. wt. 180.94788; m.p. 2,996℃; b.p. 5,400±100℃; sp. gr. 16.65 at 20℃; valence +2, +3…swift
(Encyclopedia) swift, common name for small, swallowlike birds related to the hummingbird and found all over the world, chiefly in the tropics. They range in size from 6 to 12 in. (15–30 cm) in…mouse
(Encyclopedia) mouse, name applied to numerous species of small rodents, often having soft gray or brown fur, long hairless tails, and large ears. The chief distinction between these animals and the…cloud
(Encyclopedia) CE5 Approximate heights of some types of clouds cloud, aggregation of minute particles of water or ice suspended in the air. Cloudiness (or proportion of the sky covered by any…anatomy
(Encyclopedia) anatomyanatomyənătˈəmē [key], branch of biology concerned with the study of body structure of various organisms, including humans. Comparative anatomy is concerned with the structural…Moreau, Jeanne
(Encyclopedia) Moreau, JeanneMoreau, Jeannezhän [key]Moreau, Jeanne môrōˈ [key], 1928–2017, French movie actress, b. Paris, studied Conservatoire National d'Art Dramatique. She joined the Comédie…marmot
(Encyclopedia) marmot, ground-living rodent of the genus Marmota, of the squirrel family, closely related to the ground squirrel, prairie dog, and chipmunk. Marmots are found in Eurasia and North…Irwin, Robert
(Encyclopedia) Irwin, Robert, 1928–, American painter and sculptor, b. Long Beach, Calif. Irwin was one of the founders of the California-based Light and Space movement. Early in his career, he…kingfisher
(Encyclopedia) kingfisher, common name for members of the family Alcedinidae, essentially tropical and subtropical land birds, related to the bee-eaters, rollers, and todies. Kingfishers have chunky…Leif Ericsson
(Encyclopedia) Leif EricssonLeif Ericssonlēf ĕrˈĭksən [key], Old Norse Leifr Eiriksson, fl. a.d. 999–1000, Norse discoverer of America, b. probably in Iceland; son of Eric the Red. He spent his youth…Trending
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