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单词 manganesous
释义

manganesousadj.

Origin: Formed within English, by derivation. Etymons: manganese n., -ous suffix.
Etymology: < manganese n. + -ous suffix. Compare earlier manganous adj.
Chemistry. Obsolete. rare.
= manganous adj. Only in manganesous acid.
ΚΠ
1841 N. Webster Amer. Dict. Eng. Lang. Manganesous acid is an acid with less oxygen than manganesic acid.
This entry has been updated (OED Third Edition, September 2000; most recently modified version published online June 2018).
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adj.1841
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