four-cornered (obsolete exc. dialect).

Four-cornered.

Shaped like a quadrangle; having four angles and four sides; (also) having a base or cross-section of this form.

having four corners, square; four-cornered cap, a college cap or ‘square’.

Of or relating to a quadrangle; quadrangular.

Quadrilateral. Obsolete. rare.

= quadrangular, adj. 1. Now rare.

= quadrilateral, adj. 1.

Of or pertaining to a tetragon; having four angles; quadrangular.

= quadrangular, adj.

= quadrangular, adj.

Of a plane figure, area, etc.: bounded by four lines. Of an object: having a four-sided base or cross-section.

= four-cornered adj.

Four-cornered, tetragonal, quadrangular.