equiangular
E`qui*an"gu*lar, a. Etym: [Equi- + angular. Cf. Equangular.] Defn: Having equal angles; as, an equiangular figure; a square is equiangular. Equiangular spiral. (Math.) See under Spiral, n. -- Mutually equiangular, applied to two figures, when every angle of the one has its equal among the angles of the other.