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beryllium

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noun be·ryl·li·um \bə-ˈri-lē-əm\

Definition of beryllium

  1. :  a steel-gray light strong brittle toxic divalent metallic element used chiefly as a hardening agent in alloys — see element table



Origin and Etymology of beryllium

New Latin, from Greek bēryllion


First Known Use: circa 1847


Medical Dictionary

beryllium

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noun be·ryl·li·um \bə-ˈril-ē-əm\

Medical Definition of beryllium

  1. :  a steel-gray light strong brittle toxic bivalent metallic element used chiefly as a hardening agent in alloys—symbol Be; see element table




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