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单词 rumicin
释义

rumicinn.

Brit. /ˈruːmᵻsɪn/, U.S. /ˈruməsən/
Forms: 1800s– rumicin, 1800s– rumicine.
Origin: A borrowing from German. Etymon: German Rumicin.
Etymology: < German Rumicin (P. L. Geiger 1831, in Ann. der Chem. u. Pharm. 9 304) < classical Latin rumic- , rumex sorrel (see Rumex n.) + German -in -in suffix1.With the form rumicine compare -ine suffix5, and also French rumicine (1842 or earlier).
Chemistry. Now rare.
A phenolic compound obtained from dock ( Rumex spp.), later identified with chrysophanic acid.
ΚΠ
1838 T. Thomson Chem. Org. Bodies 161 (note) Rumicin, from rumex patientia, seems the same as rhein.
1887 T. L. Brunton Text-bk. Pharmacol. (ed. 3) 1011 It [sc. yellow dock] contains tannic acid and rumicine, which is identical with chrysophanic acid.
1964 Jrnl. Ecol. 52 759 The plant [sc. Rumex crispus] produces rumicin (an acid) and the root contains chrysarobin.
This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022).
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n.1838
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