Ter`pe*nyl"ic (?), a. [Terpene + - yl + -ic.] (Chem.) Of, pertaining to, or designating, an acid, C₈H₁₂O₄ (called also terpentic acid), homologous with terebic acid, and obtained as a white crystalline substance by the oxidation of oil of turpentine with chromic acid.

Ter`pe*nyl"ic (?), a. [Terpene + - yl + -ic.] (Chem.) Of, pertaining to, or designating, an acid, C₈H₁₂O₄ (called also terpentic acid), homologous with terebic acid, and obtained as a white crystalline substance by the oxidation of oil of turpentine with chromic acid.