柯林斯詞典oleic acid /???li??k/ 1. N a colourless oily liquid unsaturated acid occurring, as the glyceride, in almost all natural fats used in making soaps, ointments, cosmetics, and lubricating oils. Formula: CH3(CH2)7CH:CH(CH2)7COOH 十八烯酸 (Systematic name -9-octadecenoic acid) 返回 oleic acid