equilateral
GEOMETRIC SHAPE WITH THREE SIDES OF EQUAL LENGTH
Equilateral triangles; Equalangular triangle; Equiangular triangle; Equilateral Triangles; Equilateral Triangle; Regular Triangle; Regular triangle; Equalateral triangle; Equilateral; Isopleuron
[?i:kw?'lat(?)r(?)l, ??kw?-]
¦ adjective having all its sides of the same length.
Origin
C16: from Fr. equilateral or late L. aequilateralis, from aequilaterus 'equal-sided' (based on L. latus, later- 'side').