Collins COBUILD Advanced Learner's English Dictionary - uranium
Связанные словари
Uranium
uranium
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1.
noun Usage: often attributive Etymology: New Latin, from Uranus Date: circa 1797 a silvery heavy radioactive polyvalent metallic element that is found especially in uraninite and exists naturally as a mixture of mostly nonfissionable isotopes — see element table ...Merriam-Webster Collegiate Dictionary
2.
n. Chem. a radioactive grey dense metallic element occurring naturally in pitchblende, and capable of nuclear fission and therefore used as a source of nuclear energy. Usage Symb.: U. Derivatives uranic adj. Etymology: mod.L, f. URANUS: cf. tellurium ...Толковый словарь английского языка Oxford English Reference
Большой Англо-русский Русско-английский политехнический словарь
Англо-русский Русско-английский научно-технический словарь
Новый большой англо-русский словарь
Англо-русский словарь
7.
~ n a heavy white metal that is an element (=simple substance), is radioactive, and is used to produce nuclear power and weapons ...Longman Dictionary of Contemporary English
8.
- 1797, named 1789 in Mod.L. by its discoverer, M.H. Klaproth, for the recently found planet Uranus (discovered 1781 by Sir William Herschel), from L. Uranus, Gk. Ouranos, lit. "heaven," in Gk. cosmology, the god who personifies the heavens, father of the titans. ...Английский Этимологический словарь
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