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uranium

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uranium

Main Entry:: ura·ni·um
Pronunciation:: \yu̇-ˈrā-nē-əm\
Function:: 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

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