branchiform,a.|ˈbræŋkɪfɔːm| Also branchiiform. [f. L. branchi-æ gills + -form.] Like or resembling gills. 1845Proc.Berw.Nat. Club II. 146 Articulations..branchiform, being chiefly adapted for respiration.1852Dana Crust. i. 612 There are..branchiiform appendages.