molybdousadj.

Brit.

/məˈlɪbdəs/, U.S.

/məˈlɪbdəs/

Origin: Formed within English, by derivation. Etymons: molybdenum n., -ous suffix.

Etymology: < molybd- (in molybdenum n.) + -ous suffix. Compare French molybdeux (1824 in oxyde molybdeux ). Compare molybdic adj., molybdenous adj., molybdenic adj.

Chemistry. Now rare.

Of or containing molybdenum in one of its lower valencies; also in extended use. † molybdous acid n. Obsolete molybdenum dioxide. Cf. molybdic adj.

ΚΠ

1796 Philos. Trans. (Royal Soc.) 86 336 The green oxyde, which..I am inclined to call molybdous acid.

1815 W. Henry Elements Exper. Chem. (ed. 7) II. i. xix. 170 When one part of powdered molybdenum, and two parts of molybdic acid, are triturated in boiling water;..we obtain a fine blue powder, which is molybdous acid.

1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 512 Molybdous salts..in acids, are opaque and almost black.

1994 Herald-Sun (Durham, N. Carolina) (Nexis) 14 Aug. f2 In many a dark cloud there's sometimes a molybdous lining.

This entry has been updated (OED Third Edition, September 2002; most recently modified version published online March 2022).

单词	molybdous
释义	molybdousadj. Brit. /məˈlɪbdəs/, U.S. /məˈlɪbdəs/ Origin: Formed within English, by derivation. Etymons: molybdenum n., -ous suffix. Etymology: < molybd- (in molybdenum n.) + -ous suffix. Compare French molybdeux (1824 in oxyde molybdeux ). Compare molybdic adj., molybdenous adj., molybdenic adj. Chemistry. Now rare. Of or containing molybdenum in one of its lower valencies; also in extended use. † molybdous acid n. Obsolete molybdenum dioxide. Cf. molybdic adj. ΚΠ 1796 Philos. Trans. (Royal Soc.) 86 336 The green oxyde, which..I am inclined to call molybdous acid. 1815 W. Henry Elements Exper. Chem. (ed. 7) II. i. xix. 170 When one part of powdered molybdenum, and two parts of molybdic acid, are triturated in boiling water;..we obtain a fine blue powder, which is molybdous acid. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 512 Molybdous salts..in acids, are opaque and almost black. 1994 Herald-Sun (Durham, N. Carolina) (Nexis) 14 Aug. f2 In many a dark cloud there's sometimes a molybdous lining. This entry has been updated (OED Third Edition, September 2002; most recently modified version published online March 2022). < adj.1796
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