"A straight-chain fatty acid or mixture of acids corresponding to melissyl alcohol, found in various plant and animal waxes; specifically either n-triacontanoic acid (CH3(CH2)28COOH) or triacontane-1-carboxylic acid (CH3(CH2)29COOH)", Mid 19th cent..[melissic acid etymology, melissic acid origin, 英语词源]