CONVEX
convex, bulging
(adjective) curving or bulging outward
Source: WordNet® 3.1
Etymology
Adjective
convex (comparative more convex, superlative most convex)
curved or bowed outward like the outside of a bowl or sphere or circle
(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.
(geometry, not comparable, of a polygon) having no internal angles greater than 180 degrees.
(functional analysis, not comparable, of a real-valued function on the reals) having an epigraph which is a convex set.
Antonyms
• concave
Noun
convex (plural convexes)
Any convex body or surface.
Source: Wiktionary
Con"vex, a. Etym: [L. convexus vaulted, arched, convex, concave, fr.
convehere to bring together: cf. F. convexe. See Vehicle.]
Definition: 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, n.
Definition: A convex body or surface.
Half heaven's convex glitters with the flame. Tickell.
Note: This word was often pronounced con-vex' by early writers, as by
Milton, and occasionallyby later poets.
Source: Webster’s Unabridged Dictionary 1913 Edition