quadrilateral
[ kwod-ruh-lat-er-uh l ]
/ ˌkwɒd rəˈlæt ər əl /
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
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for quadrilateral
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.