Isosceles meaning
Having at least two equal sides.
An isosceles triangle.
adjective
Designating a figure, esp. a triangle, with two equal sides.
adjective
Of or relating to a geometric figure having at least two sides of equal length.
(geometry) Having two sides of equal length, used especially of an isosceles triangle or isosceles trapezoid.
adjective
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Origin of isosceles
From Ancient Greek ἰσοσκελής (isoskelēs), from ἴσος (isos, “equal”) + σκέλος (skelos, “leg”); another word of the same root is scalene.