Dictionary![]() ![]() butyr'ic ac'idChem. either of two isomeric acids having the formula C4H8O2, esp. a rancid liquid occurring chiefly in spoiled butter, whose esters are used as flavorings. Also called butanoic acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
|