A four-sided area
Constitution; mode of construction, organization, etc.; system.
The definition of a parallelogram is a four-sided plane with opposite sites which are equal and parallel.
A visible pattern as in wood or cloth.
Oblong is defined as a shape, like a rectangle or an ellipse, with one longer end.
Find another word for rectangle. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for rectangle, like: quadrilateral, four-sided figure, square, geometrical figure, form, right-angled parallelogram, parallelogram, box, figure, oblong and plane.