iridosmine
English Thesaurus
1. 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. (noun.substance)
hypernym | : | mineral, |
definition | : | solid homogeneous inorganic substances occurring in nature having a definite chemical composition (noun.substance) |
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