quadrilateral
Use in a sentence
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rəˈlæt adjective
1.
having four sides.
noun
2.
a plane figure having four sides and four angles.
3.
something of this form.
4.
Geometry.
a.
a figure formed by four straight lines that have six points of intersection.
b.
a polygon with four sides.
5.
the space enclosed between and defended by four fortresses.
00:10
Quadrilateral
is always a great word to know.
So is callithumpian. Does it mean:
| a scrap or morsel of food left at a meal. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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|
Link To quadrilateral
Collins
World English Dictionary
quadrilateral (ˌkwɒdrɪˈlætərəl) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —adj | |
| 1. | having or formed by four sides |
| —n | |
| 2. | 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 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History
quadrilateral
1650, from L. quadrilaterus, from quadri- "four" + latus (gen. lateris) "side" (see oblate (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
| quadrilateral (kwŏd'rə-lāt'ər-əl) Pronunciation Key
A polygon that has four sides, such as a rectangle or rhombus. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
Their cardinal positions and the quadrilateral symmetry seemed to say that nothing else would be permitted to go in those spaces.
The good news is that the quadrilateral world, for all its power struggles, is unlikely to resort to all-out war.
It is not a parallelogram, for it is not a right-lined quadrilateral figure.
For a cyclic quadrilateral, the exterior angle is equal to the interior opposite angle.
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