WordNet: quadrangle, quadrilateral, tetragon
a four-sided polygon
- hypernym polygon, polygonal shape
- hyponym parallelogram
- hyponym trapezium
- hyponym trapezoid
quadrangle
- (englanti) quadrangular (derivationally related)
- (suomi) nelikulmio (synonyymi)
quadrilateral
- (suomi) quadrilateral (synonyymi)
tetragon
- (englanti) tetragonal (derivationally related)
- (suomi) nelikulmio (synonyymi)