U
\jˈuː], \jˈuː], \j_ˈuː]\
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a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
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(chiefly British) of or appropriate to the upper classes especially in language use
By Princeton University
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a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
By DataStellar Co., Ltd
By William Hand Browne, Samuel Stehman Haldeman
By James Champlin Fernald