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Jul 13, 2021 · Concave means curving inward—like the shape of the inside of a bowl. Convex means curving outward—like the shape of the outside of a contact lens. To put it another way, a concave shape can be filled, while a convex shape creates a dome.
The meaning of CONCAVE is hollowed or rounded inward like the inside of a bowl. How to use concave in a sentence.
adjective. us / kɑnˈkeɪv, kɑŋ- / Add to word list. curved inward: a concave lens. (Definition of concave from the Cambridge Academic Content Dictionary © Cambridge University Press)
Concave definition: curved like a segment of the interior of a circle or hollow sphere; hollow and curved.. See examples of CONCAVE used in a sentence.
1. curving inwards. 2. physics. having one or two surfaces curved or ground in the shape of a section of the interior of a sphere, paraboloid, etc. a concave lens. 3. mathematics. (of a polygon) containing an interior angle greater than 180°. 4. an obsolete word for hollow.
con·cave. (kŏn-kāv′, kŏn′kāv′) adj. Curved like the inner surface of a sphere. n. A concave surface, structure, or line. tr.v. con·caved, con·cav·ing, con·caves. To make concave. [Middle English, from Latin concavus : com-, intensive pref.; see com- + cavus, hollow; see keuə- in Indo-European roots.]
Concave describes an inward curve; its opposite, convex, describes a curve that bulges outward. They are used to describe gentle, subtle curves, like the kinds found in mirrors or lenses.
