osmium : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: osmium	by the DICT Development Group
3 results for osmium
From WordNet (r) 3.0 (2006) [wn]:
osmium n a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known Synonym(s): osmium, Os, atomic number 76
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Osmium \Os"mi*um\, n. [Gr. [?] a smell, odor, akin to [?] to smell. So named in allusion to the strong chlorinelike odor of osmic tetroxide. See {Odor}.] (Chem.) A rare metallic element of the platinum group, found native as an alloy in platinum ore, and in iridosmine. It is a hard, infusible, bluish or grayish white metal, and the heaviest substance known. Its tetroxide is used in histological experiments to stain tissues. Symbol {Os}. Atomic weight 191.1. Specific gravity 22.477.
From The Elements (22Oct97) [elements]:
osmium Symbol: Os Atomic number: 76 Atomic weight: 190.2 Hard blue-white metallic transition element. Found with platinum and used in some alloys with platinum and iridium.