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单词 iridious
释义

iridiousadj.

/ʌɪˈrɪdɪəs/
Etymology: < iridi- (in iridium n.) + -ous suffix. Compare French irideux (Littré).
Chemistry.
Containing iridium; applied to compounds in which iridium is trivalent, as IrCl3: cf. iridic adj.1
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iridic1845
iridious1865
1865–72 H. Watts Dict. Chem. III. 322 The sesquioxide [of iridium] or Iridious oxide, Ir2O3.
1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 436 The trichloride or Iridious chloride..is prepared by strongly heating iridium with nitre.
This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2018).
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adj.1865
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