(ˈ)trü|hē(y)ik-, -hilik-; |trək|silik- noun
Etymology: International Scientific Vocabulary truxill ine + -ic
1. : any of several crystalline stereoisomeric cyclic dicarboxylic acids (C 6 H 5 ) 2 C 4 H 4 (COOH) 2 that yield cinnamic acid on distillation; 2,4-diphenyl-cyclobutane-1,3-dicarboxylic acid: as
a. : an acid obtained from alpha-truxilline by hydrolysis or from cinnamic acid by irradiation — called also alpha-truxillic acid
b. : an acid obtained from alpha-truxillic acid by heating with acetic anhydride and sodium acetate and convertible again into the alpha isomer by stronger heating — called also gamma-truxillic acid
c. : an acid obtained from the potassium salt of alpha-truxillic acid by fusion with potassium hydroxide — called also epsilon-truxillic acid
2. : truxinic acid