Definitions for iridosmineˌɪr ɪˈdɒz mɪn, -ˈdɒs-
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Random House Webster's College Dictionary
ir•i•dos•mineˌɪr ɪˈdɒz mɪn, -ˈdɒs-(n.)
a native alloy of iridium and osmium, usu. containing some rhodium, ruthenium, platinum, etc., used esp. for the points of gold pens.
Category: Metallurgy
Origin of iridosmine:
1820–30
Princeton's WordNet
osmiridium, iridosmine(noun)
a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.
Webster Dictionary
Iridosmine(noun)
alt. of Iridosmium
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