Ī-sōs'ce-lēz, a.

adjective

(ī-sōs/se-lēz), a. [Gr. ἰσοσκελής, from ἴσος, equal, and σκέλος, leg; Lat. isosceles, Fr. isocèle.] (Geom.) Having two legs or sides only that are equal; — said of a triangle.

An outline of an isosceles triangle.
Isosceles Tri- angle.