trapezoidal

Having the form of a trapezoid: as, the trapezoidal bone or ligament (in anatomy).

In crystallography, having the surface composed of twenty-four trapeziums, allequal and similar.

Having the form of a trapezoid; trapezoid.

Trapezohedral.

In the shape of a trapezoid, or having some faces which have one pair of parallel sides.

resembling a trapezoid