Cit"ric (?), a. [Cf. F. citrique. See Citron.] Chem.
Of, pertaining to, or derived from, the citron or lemon; as, citric acid.
Citric acid Chem., an organic acid, C3H4OH.(CO2H)3, extracted from lemons, currants, gooseberies, etc., as a white crystalline substance, having a pleasant sour taste.
© Webster 1913.