RHOMBOID
rhomboid, rhomboidal
(adjective) shaped like a rhombus or rhomboid; “rhomboidal shapes”
rhomboid, rhomboid muscle
(noun) any of several muscles of the upper back that help move the shoulder blade
rhomboid
(noun) a parallelogram with adjacent sides of unequal lengths; an oblique-angled parallelogram with only the opposite sides equal
Source: WordNet® 3.1
Noun
rhomboid (plural rhomboids)
A parallelogram which is neither a rhombus nor a rectangle
Any of several muscles that control the shoulders
A solid shape which has rhombic faces
Adjective
rhomboid
resembling, or shaped like a rhombus or rhomboid
Source: Wiktionary
Rhom"boid, n. Etym: [Gr. rhomboïde.] (Geom.)
Definition: An oblique-angled parallelogram like a rhomb, but having only
the opposite sides equal, the length and with being different.
Rhom"boid, a.
Definition: Same as Rhomboidal.
Source: Webster’s Unabridged Dictionary 1913 Edition