Definition of osmium
:a blue-gray or blue-black hard brittle very heavy polyvalent metallic element with a high melting point that is used especially as a catalyst and in hard alloys — see Chemical Elements Table
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Origin and Etymology of osmium
New Latin, from Greek osmē odor
Medical Dictionary
osmium
play
noun
os·mi·um
\
ˈäz-mē-əm
\
medical Definition of osmium
:a hard brittle blue-gray or blue-black polyvalent metallic element of the platinum group with a high melting point that is the heaviest metal known and that is used especially as a catalyst and in hard alloys
—symbol Os
— see Chemical Elements Table
Learn More about osmium
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Britannica.com: Encyclopedia article about osmium
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