名詞 capsaicin:

1. colorless pungent crystalline compound derived from capsicum; source of the hotness of hot peppers of the genus Capsicum such as chili and cayenne and jalapeno

cap.sa.i.cin

n.（名詞）
A colorless, pungent, crystalline compound, C8H 27NO 3, that is derived from capsicum and is a strong irritant to skin and mucous membranes.
辣椒素：一種無色有刺激性氣味的晶狀化合物，C8H 27NO 3，得自辣椒并是對皮膚和黏性細(xì)胞膜很強(qiáng)的刺激物

來源：
capsic(um) perhaps influenced by Latin capsa [box] * see capsicum
capsic(um) 可能受 拉丁語 capsa的影響 [盒子] *參見 capsicum
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