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adj. Mathematics Having two equal sides: an isosceles triangle.

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

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

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

n. A genus of cerambycid longicorn beetles.

adj. (of a triangle) having two sides of equal length

"Two men compete for the favors of a bored girl who wishes the hell with both of them — a spare sexual isosceles which is nicely symbolized in clean, stripped images of sail, sky, and water which group and re-group in triangles and trapeziums of gray and white as the boatload of trouble skims trimly across the lake."

symmetrical    symmetric