'itaconic acid' definitions:

Definition of 'itaconic acid'

(from WordNet)
noun
A crystalline carboxylic acid; occurs in some fermentations of sugars

Definition of 'itaconic acid'

From: GCIDE
  • itaconic acid \it`a*con"ic ac"id\, n. (Chem.) The unsaturated dicarboxylic acid CH2=C(COOH)CH2.COOH, also called methylenesuccynic acid and {propylene dicarboxylic acid}. [PJC]