C3H5CO2H3

Tricarballylic Tri*car`bal*lyl"ic, a. [Pref. tri- + carboxyl + allyl + -ic.] (Chem.) Of, pertaining to, or designating, a complex tribasic organic acid, {C3H5.(CO2H)3} occurring naturally in unripe beet roots, and produced artificially from glycerin as a white crystalline substance. [1913 Webster]