D defs.my
Entry 1 sense Webster, 1913

Equiangular

/ēkˌ-wə-ăng'-gyəl-ẽr/ · E·qui·an·gu·lar · IPA /ˌiːkwəˈæŋɡjələr/
01 a. Having equal angles; as, an equiangular figure; a square is equiangular.
  1. 1.
    Having equal angles; as, an equiangular figure; a square is equiangular.
Phrases & compounds
Equiangular spiral — 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.