complete quadrilateral

noun

, Geometry.

1. a plane figure composed of four straight lines and their points of intersection.

Example Sentences

A figure formed by four lines in a plane is called a complete quadrilateral, or, shorter, a four-side.

From Project Gutenberg

A four-side is usually called a complete quadrilateral, and a four-point a complete quadrangle.

From Project Gutenberg

Harmonic properties of the complete quadrilateral and quadrangle.

From Project Gutenberg