Margarine /(mär"jŭ*rĭn; mär`jŭ*rēn")/

Mar·ga·rine

Margarine

n.
  1. A processed food product used as an inexpensive substitute for butter, made primarily from refined vegetable oils, sometimes including animal fats, and churned with skim milk to form a semisolid emulsion; also called oleomargarine; artificial butter.
    The word margarine shall mean all substances, whether compounds or otherwise, prepared in imitation of butter, and whether mixed with butter or not.
    — Margarine Act, 1887 (50 & 51 Vict. c. 29).
  2. Margarin.