EnglishEdit

 
English Wikipedia has an article on:
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Top: a spoon with its convex side up.
Bottom: a spoon with its concave side up.
 
A convex set. For any points x and y within the set, the connecting line lies within the set.
 
A convex polygon.

EtymologyEdit

Borrowed from Middle French convexe, from Latin convexus (arched).

PronunciationEdit

AdjectiveEdit

convex (comparative more convex, superlative most convex)

  1. Curved or bowed outward like the outside of a bowl, circle, or sphere.
    • 1837, William Whewell, “Earliest Stages of Astronomy”, in History of the Inductive Sciences, from the Earliest to the Present Times. [], volume I, London: John W[illiam] Parker, []; Cambridge, Cambridgeshire: J. and J. J. Deighton, OCLC 1112872753, book III (History of Greek Astronomy), section 9 (The Globular Form of the Earth), page 150:
      [D]rops of water naturally form themselves into figures with a convex surface; []
  2. (functional analysis, not comparable, of a real-valued function on the reals) having an epigraph that is a convex set.
  3. (geometry, not comparable, of a polygon) having no internal angles greater than 180 degrees.
  4. (mathematics, not comparable, of a set in Euclidean space) arranged such that for any two points in the set, a straight line between the two points is contained within the set.

AntonymsEdit

Derived termsEdit

TranslationsEdit

NounEdit

convex (plural convexes)

  1. Any convex body or surface.
    • 1714, Thomas Tickell, Royal Progress
      Half heaven's convex glitters with the flame.
  2. (gambling) A playing card made convex for use in cheating.
    Coordinate term: concave
  3. (gambling) A small convex mirror used to cheat by observing other players' cards.
    Synonym: shiner
    • 2019, John Philip Quinn, Fools of Fortune; or, Gambling and Gamblers
      Of all the devices for defrauding at poker, the “shiner,” or “convex [] Modern convexes are also considerably larger than those of former days.

ReferencesEdit


CatalanEdit

 
Catalan Wikipedia has an article on:
Wikipedia ca

EtymologyEdit

Borrowed from Latin convexus.

PronunciationEdit

AdjectiveEdit

convex (feminine convexa, masculine plural convexos, feminine plural convexes)

  1. convex

AntonymsEdit

Related termsEdit

Further readingEdit


DutchEdit

EtymologyEdit

Borrowed from French convexe, from Latin convexus.

PronunciationEdit

AdjectiveEdit

convex (comparative convexer, superlative meest convex or convext)

  1. convex
    Synonym: bolrond
    Antonym: concaaf

InflectionEdit

Inflection of convex
uninflected convex
inflected convexe
comparative convexer
positive comparative superlative
predicative/adverbial convex convexer het convext
het convexte
indefinite m./f. sing. convexe convexere convexte
n. sing. convex convexer convexte
plural convexe convexere convexte
definite convexe convexere convexte
partitive convex convexers

Derived termsEdit

DescendantsEdit

  • Indonesian: konvèks

RomanianEdit

EtymologyEdit

From French convexe, from Latin convexus.

AdjectiveEdit

convex m or n (feminine singular convexă, masculine plural convecși, feminine and neuter plural convexe)

  1. convex

DeclensionEdit