| 单词 |
osmiridium |
| 释义 |
osmiridiumenUK
os·mi·rid·i·um O0138000 (ŏz′mə-rĭd′ē-əm)n. A mineral that is a natural alloy of osmium and iridium with small inclusions of platinum, rhodium, and other metals, used in needles and wearing points. Also called iridosmine.
[osm(ium) + iridium.]osmiridium (ˌɒzmɪˈrɪdɪəm) n (Elements & Compounds) 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. Also: iridosmine [C19: from osm(ium) + iridium]ir•i•dos•mine (ˌɪr 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. [1820–30] Thesaurus| Noun | 1. | osmiridium - 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.iridosminemineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
EncyclopediaSeeIridosmineosmiridiumenUK
Synonyms for osmiridiumnoun a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum)SynonymsRelated Words |
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