osmiridium

American

[oz-muh-rid-ee-uhm] / ˌɒz məˈrɪd i əm /

noun

Chemistry.

iridosmine.

osmiridium British

/ ˌɒzmɪˈrɪdɪəm /

noun

Also: iridosmine. a very hard corrosion-resistant white or grey natural alloy of osmium and iridium in variable proportions, often containing smaller amounts of platinum, ruthenium, and rhodium: used esp in pen nibs

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of osmiridium

From German, dating back to 1875–80; see origin at osmium, iridium

Example Sentences

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osmiridium

The osmiridium will remain as an insoluble residue, which can be separated and weighed.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Cornelius Beringer

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023