Trapezoid /(?)/

Trap·e·zoid

Trapezoid

n.
  1. A plane four-sided figure, having two sides parallel to each other. (Geom.)
  2. A bone of the carpus at the base of the second metacarpal, or index finger. (Anat.)

Trapezoid

a.
  1. Having the form of a trapezoid; trapezoidal; as, the trapezoid ligament which connects the coracoid process and the clavicle.
  2. Of or pertaining to the trapezoid ligament; as, the trapezoid line. (Anat.)