convex

Meanings

Adjective

• curved or bowed outward like the outside of a bowl or sphere or circle
• arranged such that for any two points in the set, a straight line between the two points is contained within the set.
• having no internal angles greater than 180 degrees.
• having an epigraph which is a convex set.

Noun

• Any convex body or surface.
• A playing card made convex for use in cheating.
• A small convex mirror used to cheat by observing other players' cards.

Related

Opposite words

• concave

Origin

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