Convex definition

kŏnvĕks, kən-vĕks
Curving outward like the surface of a sphere.
adjective
14
2
Curving outward, like the outer boundary of a circle or sphere.
6
3
Curved or bowed outward like the outside of a bowl or sphere or circle.
adjective
2
0
(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.
adjective
1
0
(functional analysis, not comparable, of a real-valued function on the reals) Having an epigraph which is a convex set.
adjective
1
0
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Any convex body or surface.
noun
0
0
The definition of convex is curving outwards like the edge of a circle.

An example of convex is the shape of the lens in eyeglasses.

adjective
0
1
Having a surface or boundary that curves or bulges outward, as the exterior of a sphere.
adjective
3
5
A convex surface, line, object, etc.
noun
0
3

Origin of convex

  • Latin convexus wegh- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle French convexe, from Latin convexus (“arched”).

    From Wiktionary

Convex Sentence Examples

  • The irregularity of spacing has thus the effect of a convex lens, which accelerates the marginal relatively to the central rays.

  • Convex spectacles were invented towards the end of the 13th century.

  • When kept in non-metallic vessels they take the shape of a convex meniscus.

  • The convex side rests upon the duchy of Coburg and is in part bounded by Bavaria, while the concave side, turned towards the north, contains portions of four other Thuringian states and Prussia between its horns, which are 46 m.

  • Most of the permeability-temperature curves were more or less convex towards the axis of temperature, and in all the experiments except those with annealed iron and steel wire, the permeability was greatest at the lowest temperature.

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Words near convex in the Dictionary