alizarin
alizarin
[əˈlɪz(ə)rɪn]
noun
[əˈlɪz(ə)rɪn]
noun
- [mass noun](Chemistry)a red pigment present in madder root, used in dyeing
(化)茜素 - Alternative name: 1,2-dihydroxyanthraquinone; Chem. formula: C14H8O4
又名： 2-双羟蒽醌; 化学分子式： C14H8O4
■[as modifier]denoting dyes derived from or similar to this pigment
（类）茜素颜料
alizarin crimson.
茜素红。
- mid 19th cent.: from French alizarine, from alizari 'madder', from Arabic al-‘isra 'pressed juice', from ‘asara 'to press fruit'
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