Rhomboid
Rhomboid (rom"boid) , noun
[Greek {not transcribed} rhomboidal; {not transcribed} rhomb + e'i^dos shape: compare French rhomboide.]
(Geometry) An oblique-angled parallelogram like a rhomb, but having only the opposite sides equal, the length and with being different.
Rhomboid (rom"boid) , adjective
Same as Rhomboidal.