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convex

- 6 dictionary results

–adjective

having a surface that is curved or rounded outward.Compare concave (def. 1).

Mathematics.

(of a polygon) having all interior angles less than or equal to 180°.

(of a set) having the property that for each pair of points in the set the line joining the points is wholly contained in the set.

–noun

a convex surface, part, or thing.

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Origin:
1565–75; < L convexus equiv. to con- con- + -vexus, perh. < *wek-sos, deriv. of base of vehere to convey, if original sense was “brought together (to a single point)”

—Related forms

con·vex·ly, con·vex·ed·ly [kuh

n-vek-sid-lee]

, adverb

con·vex·ed·ness, noun

sub·con·vex, adjective

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2010.
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World English Dictionary

convex (ˈkɒnvɛks, kɒnˈvɛks)

—*adj*
1.	curving or bulging outwards
2.	physics having one or two surfaces curved or ground in the shape of a section of the exterior of a sphere, paraboloid, ellipsoid, etc: a convex lens
3.	maths (of a polygon) containing no interior angle greater than 180°

—vb
4.	(tr) to make convex

[C16: from Latin convexus vaulted, rounded]

'convexly

—*adv*

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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Word Origin & History

convex

1570s, from M.Fr. convexe, from L. convexus "vaulted, arched," pp. of convehere "to bring together," from com- "together" + vehere "to bring" (see vehicle). Possibly from the idea of vaults carried together to meet at the point of a roof. Related: Convexity (c.1600). Convex lens is from 1822.

Online Etymology Dictionary, © 2010 Douglas Harper
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Medical Dictionary

con·vex definition

Pronunciation: /kän-ˈveks; ˈkän-ˌ, kən-ˈ/
Function: adj
: curved or rounded like the exterior of a sphere or circle <convex lenses are used to correct for farsightedness>
con·vex·i·tyPronunciation: /kən-ˈvek-sət-ē, kän-/
Function: n
pl-ties;

Merriam-Webster's Medical Dictionary, © 2007 Merriam-Webster, Inc.
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convex con·vex (kŏn'věks', kən-věks')
adj.
Having a surface or boundary that curves or bulges outward, as the exterior of a sphere.

con·vex'i·ty n.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary

convex (kŏn'věks') Pronunciation Key
Curving outward, like the outer boundary of a circle or sphere.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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