/ Dictionary / Index C convex: Meaning and Definition of Find definitions for: con•vex Pronunciation: (adj.kon-veks', kun-n.kon'veks), [key] — adj. having a surface that is curved or rounded outward. Cf. concave (def. 1). (of a polygon) having all interior angles less than or equal to 180°. (of a set) having the property that for each pair of points in the set the line joining the points is wholly contained in the set. —n. a convex surface, part, or thing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: convex (Thesaurus) convertite convex hull Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language