noun Chemistry.
- a colorless, odorless, liquid, water-insoluble, unsaturated acid, C18H34O2, obtained from animal tallow and natural vegetable oils, in which it occurs as the glycerol ester: used chiefly in the manufacture of soap, commercial oleates, and cosmetics.
noun
- 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: CH 3 (CH 2) 7 CH:CH(CH 2) 7 COOHSystematic name: cis -9-octadecenoic acid
n.
- An organic acid that is prepared from fats and is used in the preparation of oleates and lotions.
- An oily liquid occurring in animal and vegetable oils and used in making soap. Chemical formula: C18H34O2.