Rectangle
Rectangle (r?k"t??`g'l) , noun
[French, from Latin rectus right + angulus angle. See Right, and Angle.]
(Geometry) A four-sided figure having only right angles; a right-angled parallelogram.
As the area of a rectangle is expressed by the product of its two dimensions, the term rectangle is sometimes used for product; as, the rectangle of a and b, that is, ab.
Rectangle , adjective
Rectangular. [Rare]