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convex

 - 5 dictionary results

con⋅vex

  [adj. kon-veks, kuhn-; n. kon-veks]
Use convex in a Sentence
–adjective
1. having a surface that is curved or rounded outward. Compare concave (def. 1).
2. Mathematics.
a. (of a polygon) having all interior angles less than or equal to 180°.
b. (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
3. a convex surface, part, or thing.
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  [kuhn-vek-sid-lee] , adverb
con⋅vex⋅ed⋅ness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To convex
con·vex   (kŏn'věks', kən-věks')   


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adj.  Having a surface or boundary that curves or bulges outward, as the exterior of a sphere.

[Latin convexus; see wegh- in Indo-European roots.]
con'vex'ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

convex 
1571, 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.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: con·vex
Pronunciation: kän-'veks; 'kän-", k&n-'
Function: adjective
: curved or rounded like the exterior of a sphere orcircle <convex lenses are used to correct for farsightedness> —con·vex·i·ty /k&n-'vek-s&t-E, kän-/ noun plural -ties
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

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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