Lexic.us

Definition of Osmium

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

Definition of Osmium

1. n. 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.

Definition of Osmium

1. Noun. a heavy metallic chemical element (''symbol'' Os) with an atomic number of 76 ¹

¹ Source: wiktionary.com

Definition of Osmium

1. a metallic element [n -S] : OSMIC, OSMIOUS [adj]

Medical Definition of Osmium

1. 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. Origin: Gr. A smell, odour, akin to to smell. So named in allusion to the strong chlorinelike odour of osmic tetroxide. See Odour. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Osmium

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