Tri`me*sit"ic (?), a. [Pref. tri- + mesitylene + -ic.] (Chem.) Of, pertaining to, or designating, a tribasic acid, C₆H₃.(CO₂)₃, of the aromatic series, obtained, by the oxidation of mesitylene, as a white crystalline substance. [Written also trimesic.]

Tri`me*sit"ic (?), a. [Pref. tri- + mesitylene + -ic.] (Chem.) Of, pertaining to, or designating, a tribasic acid, C₆H₃.(CO₂)₃, of the aromatic series, obtained, by the oxidation of mesitylene, as a white crystalline substance. [Written also trimesic.]