quadrangular
Definitions
Having four angles and four sides.
Shaped like a rectangle or quadrilateral.
Examples
The ancient fortress was built in a distinct quadrangular shape to maximize its defensive perimeter.
The garden was laid out in a series of quadrangular plots, each dedicated to a different variety of heirloom vegetable.
The architect proposed a quadrangular design for the new library to ensure it fit perfectly within the square city block.
Synonyms
four-sided rectangular square quadrate tetragonal four-cornered