uranium
nounHow to pronounce uranium:
Definition of uranium:
- uranium (noun):
- a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons.
- a silvery heavy radioactive polyvalent metallic element that is found especially in uraninite and exists naturally as a mixture of mostly nonfissionable isotopes see chemical elements table
Synonyms for uranium:
metalAntonyms for uranium:
petroleumOther 4-syllable words like uranium
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