RHOMBOIDAL
Rhom*boid"al, a. Etym: [Cf. F. rhomboïdal.]

Defn: Having, or approaching, the shape of a rhomboid.

RHOMBOIDES
Rhom*boid"es, n.

Defn: A rhomboid. [R.] Milton.

RHOMBOID-OVATE
Rhom`boid-o"vate, a.

Defn: Between rhomboid and ovate, or oval, in shape.

RHOMB SPAR
Rhomb" spar`. (Min.)

Defn: A variety of dolomite.

RHOMBUS
Rhom"bus, n. Etym: [L.]

Defn: Same as Rhomb, 1.