Definition of Quadrilateral

1. Adjective. Having four sides.

Exact synonyms: Four-sided
Similar to: Many-sided, Multilateral

2. Noun. A four-sided polygon.
Exact synonyms: Quadrangle, Tetragon
Generic synonyms: Polygon, Polygonal Shape
Specialized synonyms: Parallelogram, Trapezium, Trapezoid
Derivative terms: Quadrangular, Tetragonal

Definition of Quadrilateral

1. 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.

Definition of Quadrilateral

1. Noun. a polygon having four sides. ¹

2. Adjective. having four sides. ¹

¹ Source: wiktionary.com

Definition of Quadrilateral

1. [n -S]

Medical Definition of Quadrilateral

1. 1. A plane figure having four sides, and consequently four angles; a quadrangular figure; any figure formed by four lines. 2. An area defended by four fortresses supporting each other; as, the Venetian quadrilateral, comprising Mantua, Peschiera, Verona, and Legnano. Complete quadrilateral, the figure made up of the six straight lines that can be drawn through four points, A, B, C, I, the lines being supposed to be produced indefinitely. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Quadrilateral

quadrigas
quadrigatus
quadrigeminal
quadrigeminal bodies
quadrigeminal lamina
quadrigeminal plate
quadrigeminal pulse
quadrigeminal rhythm
quadrigeminous
quadrigeminum
quadrigeminus
quadrigeminy
quadrigenarious
quadrijugate
quadrijugous
quadrilateral (current term)
quadrilateral space
quadrilaterals
quadrilateration
quadrilingual
quadriliteral
quadriliterals
quadrille
quadrille paper
quadrilles
quadrillion
quadrillionfold
quadrillions
quadrillionth
quadrillionths

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