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quadrilateral
[ kwod-ruh-lat-er-uhl ]
/ ˌkwɒd rəˈlæt ər əl /
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This shows grade level based on the word's complexity.
adjective
having four sides.
noun
a plane figure having four sides and four angles.
something of this form.
Geometry.
- a figure formed by four straight lines that have six points of intersection.
- a polygon with four sides.
the space enclosed between and defended by four fortresses.
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OTHER WORDS FROM quadrilateral
quad·ri·lat·er·al·ly, adverbquad·ri·lat·er·al·ness, nounWords nearby quadrilateral
quadrigeminal, quadrigeminal body, quadrigeminal rhythm, quadrigeminum, quad right, quadrilateral, quadrilingual, quadriliteral, quadrille, quadrillion, quadrinomial
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use quadrilateral in a sentence
British Dictionary definitions for quadrilateral
quadrilateral
/ (ˌkwɒdrɪˈlætərəl) /
adjective
having or formed by four sides
noun
Also called: tetragon a polygon having four sides. A complete quadrilateral consists of four lines and their six points of intersection
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for quadrilateral
quadrilateral
[ kwŏd′rə-lăt′ər-əl ]
A polygon that has four sides, such as a rectangle or rhombus.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.