单词 | alkannin |
释义 | alkannin /al kan"in/, n. Chem. a dark red, amorphous, water-insoluble powder, C16H16O5, obtained from the root of the alkanet: used chiefly for coloring fats, oils, and pharmaceuticals. [ < NL alkann(a) < ML alchanna (see ALKANET) + -IN2] |
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