isosceles

adjective

Having at least two equal sides.

Having two legs or sides equal: as, an isosceles triangle.

noun

A genus of cerambycid longicorn beetles.

adjective

Having two legs or sides that are equal; — said of a triangle.

adjective

Having two sides of equal length, used especially of an isosceles triangle or isosceles trapezoid.

adjective

(of a triangle) having two sides of equal length