convex

adjective

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con·vex | \ kän-ˈveks

; ˈkän-ˌveks, kən-ˈveks

Definition of convex

1a : curved or rounded outward like the exterior of a sphere or circle

b : being a continuous function or part of a continuous function with the property that a line joining any two points on its graph lies on or above the graph

2a of a set of points : containing all points in a line joining any two constituent points

b of a geometric figure : comprising a convex set when combined with its interior a convex polygon

Examples of convex in a Sentence

Recent Examples on the Web The experience was enhanced by the sound of an acoustic guitar and followed by the celestial tones of an instrument called the Hang, a convex steel drum played with the hands or soft mallets. — Dallas News, 20 Apr. 2020 The inventorying reduces to a finite, though still formidable, task when mathematicians consider only convex polygons: simple, flat-edged shapes like triangles and rectangles whose angles all bend in the same direction. — Quanta Magazine, 11 July 2017 The original boathouse and shoreline observation tower are still standing and look straight out of early-’60s sci-fi: metal structures with convex round windows that were meant to evoke a boat’s (or perhaps a spacecraft’s) portholes. — Ezra Dyer, Popular Mechanics, 27 Dec. 2018 It was built from 756 prefabricated convex oval concrete modules, which give the building its perfectly gridded facade. — Liz Stinson, Curbed, 12 Dec. 2018 Its legs had been shortened, the shell was gouged and dirty, convex Perspex windows had been removed, and the interior had been flooded by rainwater and slathered in plaster. — Eve M. Kahn, New York Times, 2 Mar. 2018 Also, the blade has a slightly convex shape to reduce friction, meaning the knife won’t get stuck mid-performance. — Elaheh Nozari, Bon Appetit, 26 Feb. 2018 Clerics who were reading scholarly manuscripts started using convex pieces of clear glass to magnify the text. — Joe Bargmann, Popular Mechanics, 15 Oct. 2014 Here, the classic Vans waffle sole design is echoed in the Ultra Range by essentially inverting it, creating a sole with convex rubber ridges that give you additional grip on rugged terrain. — Jake Woolf, GQ, 23 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'convex.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.