adjective

"Polygonal" describes something that has the shape of a polygon, which is a flat shape with straight sides. For example, a polygonal shape might have three, four, or more sides.

Example

1. A polygonal shape is a shape with many sides.
2. There are many different types of polygons, such as triangles, squares, and pentagons.
3. Polygons are used in many different ways, such as in construction, engineering, and art.