osmium
Pronunciation
  • enPR: ŏz'mēəm, IPA: /ˈɒzmiəm/
Noun

osmium

  1. A chemical element (symbol Os) with atomic number 76: a hard, brittle, heavy, bluish-white transition metal found as a trace element in alloys, mostly in platinum ores.
  2. (countable) A single atom of this element.
Translations


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