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iridosmine

[ir-i-doz-min, -dos-, ahy-ri-] /ˌɪr ɪˈdɒz mɪn, -ˈdɒs-, ˌaɪ rɪ-/
noun
1.
a native alloy of iridium and osmium, usually containing some rhodium, ruthenium, platinum, etc., used especially for the points of gold pens.
Also, iridosmium
[ir-i-doz-mee-uh m, -dos-, ahy-ri-] /ˌɪr ɪˈdɒz mi əm, -ˈdɒs-, ˌaɪ rɪ-/ (Show IPA)
.
Also called osmiridium.
Origin of iridosmine
1820-1830
First recorded in 1820-30; irid- + osm(ium) + -ine2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for iridosmine

iridosmine

/ˌɪrɪˈdɒsmaɪn; ˌaɪrɪ-/
noun
1.
other names for osmiridium
Word Origin
C19: from irido- + osm(ium) + ine-²
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
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