tereˈbentic,a.Chem. [f. L. ter(e)bent-inus(see terebinthine) + -ic.] Of the nature of turpentine; in terebentic acid, C9H14O5, a crystalline substance obtained by digesting oil of turpentine with oxide of lead. 1894Morley & Muir Watts' Dict.Chem. IV. 657.