adjective🔗ShareOf a polygon, having all interior angles equal. This is not necessarily a regular polygon, since that would also be equilateral; a rectangle is equiangular but not equilateral, unless it is a square."The carpenter made a rectangular tabletop that was equiangular because all four corners were perfect right angles, even though the length and width were different. "mathtechnicalChat with AIVocabulary GamePractice Reading