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| ir·i·dos·mine [ ìrri dóz mn ] or ir·i·dos·mi·um [ ìrri dózmee əm ] |
noun |
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| Definition: |
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alloy of iridium and osmium: an ore and natural alloy of iridium and osmium in which the osmium content exceeds 35 percent, with traces of platinum, rhodium, ruthenium, iron, and copper
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| [Early 19th century. Blend of iridium + osmium] |
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