'Elaidic acid' definitions:

Definition of 'elaidic acid'

(from WordNet)
noun
A monounsaturated fatty acid that has the same structure as oleic acid except that it is a trans fatty acid; the major trans fatty acid in margarine and fried foods

Definition of 'Elaidic acid'

From: GCIDE
  • Elaidic \E`la*id"ic\, a. [Cf. F. ['e]la["i]dique. See Elaine.] Relating to oleic acid, or elaine. [1913 Webster]
  • Elaidic acid (Chem.), a fatty acid isomeric with oleic acid, and obtained from it by the action of nitrous acid. [1913 Webster]