Definitions for osmiumˈɒz mi əm

This page provides all possible meanings and translations of the word osmium

Random House Webster's College Dictionary

os•mi•umˈɒz mi əm(n.)

  1. a hard, heavy, metallic element, densest of the known elements, able to form compounds with a valence of eight: used chiefly as a catalyst, in alloys, and in the manufacture of electric-light filaments.

    Category: Chemistry

    Ref: Symbol: Os; 3

Origin of osmium:

1795–1805; < NL = Gk osm(ḗ) smell + NL -ium -ium2; so named from the penetrating odor of one of its oxides

Princeton's WordNet

  1. osmium, Os, atomic number 76(noun)

    a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known


  1. osmium(Noun)

    a heavy metallic chemical element (symbol Os) with an atomic number of 76

  2. Origin: From ὀσμή (because of the strong smell of its oxide) + -ium


  1. Osmium

    Osmium is a chemical element with the symbol Os and atomic number 76. It is a hard, brittle, bluish-white transition metal in the platinum family and is the densest naturally occurring element, with a density of 22.59 g/cm³. It is found in nature as an alloy, mostly in platinum ores; its alloys with platinum, iridium, and other platinum group metals are employed in fountain pen tips, electrical contacts, and other applications where extreme durability and hardness are needed.

U.S. National Library of Medicine

  1. Osmium

    Osmium. A very hard, gray, toxic, and nearly infusible metal element, atomic number 76, atomic weight 190.2, symbol Os. (From Dorland, 28th ed)


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