capsaicin

capsaicin
[kapˈseɪɪsɪn]
noun

[mass noun](Chemistry)a compound that is responsible for the pungency of capsicums
(化)辣椒辣素
A cyclic amide; chem. formula: C₁₈H₂₇NO₃
环酰胺；化学分子式：C₁₈H₂₇NO₃

语源

late 19th cent.: alteration of capsicine, the name of a substance formerly thought to have the same property

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