2 definitions
for margarin
From The Collaborative International Dictionary of English v.0.48 :
Margarin \Mar"ga*rin\, n. [Cf. F. margarine. See Margarite.]
(Physiol. Chem.)
A fatty substance, extracted from animal fats and certain
vegetable oils, formerly supposed to be a definite compound
of glycerin and margaric acid, but now known to be simply a
mixture or combination of tristearin and tripalmitin.
[1913 Webster]
From WordNet (r) 2.0 :
margarin
n 1: a glyceryl ester of margaric acid [syn: glycerol
trimargarate]
2: a spread made chiefly from vegetable oils and used as a
substitute for butter [syn: margarine, oleo, oleomargarine,
marge]