n. A quadrilateral having opposing sides parallel and four right angles.
the GNU version of the Collaborative International Dictionary of English
n. A four-sided figure having only right angles; a right-angled parallelogram.
adj. Rectangular.
The Century Dictionary and Cyclopedia
Rectangular; right-angled.
n. A quadrilateral plane figure having all its angles right angles and its opposite sides consequently equal.
n. The product of two lengths.
n. A right angle.
n. A right-angled triangle.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a parallelogram with four right angles
Word Usage
"All you need to have on hand before arranging your favorite flavor of cupcakes into a large rectangle is red, white and blue frosting (or sprinkles)."