convex
UK /ˈkɒn.vɛks/ · US /ˈkɑn.vɛks/ adjective, noun, verb
Forms convexes convexing convexed
- adjective Curved or bowed outward like the outside of a bowl, circle, or sphere.
- adjective (functional analysis, not comparable, of a real-valued function on the reals) having an epigraph that is a convex set.
- adjective (geometry, not comparable, of a polygon) having no internal angles greater than 180 degrees.
- adjective (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.
- noun Any convex body or surface.
- noun (gambling) A playing card made convex for use in cheating.
- noun (gambling) A small convex mirror used to cheat by observing other players' cards.
- verb (intransitive) To form a convex curve or surface; to become convex.
- verb (transitive) To cause to form a convex curve or surface; to make convex.
- verb (ambitransitive) To circulate or cause to circulate in a curved path; to cause or exhibit convection.
Synonyms
Antonyms
Etymology
Borrowed from Middle French convexe, from Latin convexus (“arched”).
Webster’s 1913
- adjective 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.
- noun A convex body or surface.
Etymology [L. convexus vaulted, arched, convex, concave, fr. convehere to bring together: cf. F. convexe. See Vehicle.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “convex”, CC BY-SA 4.0. Details