Definify.com

Webster 1913 Edition


Convex

Con′vex

,
Adj.
[L.
convexus
vaulted, arched, convex, concave, fr.
convehere
to bring together: cf. F.
convexe
. See
Vehicle
.]
Rising or swelling into a spherical or rounded form; regularly protuberant or bulging; – said of a spherical surface or curved line when viewed from without, in opposition to concave.
Drops of water naturally form themselves into figures with a
convex
surface.
Whewell.
Double convex
,
convex on both sides; convexo-convex.

Con′vex

,
Noun.
A convex body or surface.
Half heaven’s
convex
glitters with the flame.
Tickell.
☞ This word was often pronounced con-vex' by early writers, as by Milton, and occasionally by later poets.

Webster 1828 Edition


Convex

CONVEX

,
Adj.
[L.] Rising or swelling on the exterior surface into a spherical or round form; gibbous; opposed to concave, which expresses a round form of the interior surface; as a convex mirror or lens.

CONVEX

,
Noun.
A convex body; as heavens convex.

Definition 2024


convex

convex

English

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.

Adjective

convex (comparative more convex, superlative most convex)

  1. curved or bowed outward like the outside of a bowl or sphere or circle
    • Whewell
      Drops of water naturally form themselves into figures with a convex surface.
  2. (mathematics, not comparable, of a set) arranged such that for any two points in the set, a straight line between the two points is contained within the set.
  3. (geometry, not comparable, of a polygon) having no internal angles greater than 180 degrees.
  4. (functional analysis, not comparable, of a real-valued function on the reals) having an epigraph which is a convex set.

Antonyms

Derived terms

Translations

Noun

convex (plural convexes)

  1. Any convex body or surface.
    • Tickell
      Half heaven's convex glitters with the flame.

References


Catalan

Etymology

Borrowing from Latin convexus.

Adjective

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

  1. convex

Antonyms