- 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
| 单词 | osmiridium |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 os•mi•rid•i•um (oz′mə rid′ē əm),USA pronunciation n. [Chem.]
Collins Concise English Dictionary © HarperCollins Publishers:: osmiridium /ˌɒzmɪˈrɪdɪəm/ n
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