uranium

17 ENTRIES FOUND:

ura·ni·um

noun, often attributive \y-ˈrā-nē-əm\

Definition of URANIUM

: 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

Origin of URANIUM

New Latin, from Uranus
First Known Use: circa 1797

Rhymes with URANIUM

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