Vi`o*lu"ric (?), a. [Violet + barbituric.] (Chem.) Of, pertaining to, or designating, a complex nitroso derivative of barbituric acid. It is obtained as a white or yellow crystalline substance, and forms characteristic yellow, blue, and violet salts.

Vi`o*lu"ric (?), a. [Violet + barbituric.] (Chem.) Of, pertaining to, or designating, a complex nitroso derivative of barbituric acid. It is obtained as a white or yellow crystalline substance, and forms characteristic yellow, blue, and violet salts.