- a figure formed by four straight lines that have six points of intersection.
- a polygon with four sides.
Origin of quadrilateral
Examples from the Web for quadrilateral
Historical Examples of quadrilateral
They form the quadrilateral wherein Daudet's fame is secure.The Nabob, Volume 1 (of 2)
A quadrilateral figure that has only two of its four sides parallel.The Sailor's Word-Book
William Henry Smyth
Thus, in the circle and the quadrilateral (the parts are not circles or quadrilaterals).Plotinos: Complete Works, v. 2
The walled part of the town is a quadrilateral with faces of about 1200 yds.
The quadrilateral Isis-headed capital, as at Denderah, was often used.A Manual of the Historical Development of Art
G. G. (Gustavus George) Zerffi