单词 | crocin |
释义 | crocinn. Chemistry. A red powder, the colouring matter of Chinese Yellow pods, the fruit of Gardenia grandiflora, with which the robes of Chinese mandarins are dyed. A supposed product of the action of hydrochloric acid on crocin is ˈcrocetin n. ΚΠ 1864 H. Watts Dict. Chem. II. 108 To prepare crocin, the crushed yellow berries are boiled with alcohol. This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2018). < n.1864 |
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