Definify.com
Webster 1913 Edition
Rhomboid
Rhom′boid
(rŏm′boid)
, Noun.
[Gr. [GREEK][GREEK][GREEK] rhomboidal; [GREEK][GREEK][GREEK] rhomb +
εἶδοσ
shape: cf. F. rhomboïde
.] (Geom.)
An oblique-angled parallelogram like a rhomb, but having only the opposite sides equal, the length and with being different.
Webster 1828 Edition
Rhomboid
RHOM'BOID
,Noun.
1.
In geometry, a figure having some resemblance to a rhomb; or a quadrilateral figure whose opposite sides and angles are equal, but which is neither equilateral nor equiangular.2.
a. In anatomy, the rhomboid muscle is a thin, broad and obliquely square fleshy muscle, between the basis of the scapula and the spina dorsi.