Equilateral

[Sarah]

Having all the sides equal; as, an equilateral triangle; anequilateral polygon. Equilateral hyperbola (Geom.), one whose axesare equal.-- Equilateral shell (Zoöl.), one in which a transverse line drawnthrough the apex of the umbo bisects the valve, or divides it intotwo equal and symmetrical parts.-- Mutually equilateral, applied to two figures, when every side ofthe one has its equal among the sides of the other.