Definitions of quadrilateral

The word quadrilateral uses 13 letters:aaadeillqrrtu.

QUADRILATERAL is playable in:

Words With Friends26
Scrabble US23
Scrabble UK23

a. - Having four sides, and consequently four angles; quadrangular. 2

n. - A plane figure having four sides, and consequently four angles; a quadrangular figure; any figure formed by four lines. 2

n. - An area defended by four fortresses supporting each other; as, the Venetian quadrilateral, comprising Mantua, Peschiera, Verona, and Legnano. 2