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americium

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noun am·er·i·ci·um \ˌa-mə-ˈri-shē-əm, -sē-\

Definition of americium

  1. :  a radioactive metallic element produced artificially by bombarding plutonium with high-energy neutrons — see element table



Origin and Etymology of americium

New Latin, from America + New Latin -ium


First Known Use: 1946


Medical Dictionary

americium

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noun am·er·i·ci·um \ˌam-ə-ˈris(h)-ē-əm\

Medical Definition of americium

  1. :  a radioactive metallic element produced by bombardment of plutonium with high-energy neutrons—symbol Am; see element table




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