A single bed is a perfect example of rectangular -shaped objects present around us. However, when two such beds are combined, the rectangle shape gets transformed into a square most of the times. Learn the meaning of rectangular , an adjective that describes something shaped like a rectangle, with examples and pronunciation. Find translations of rectangular in different languages, such as Chinese, Spanish and Portuguese. Rectangle is a quadrilateral in which all 4 angles are right angles; opposite sides parallel and equal. Learn properties, formulas for area and perimeter & more.