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- Dictionaryconcave/ˈkɒnkeɪv/
adjective
- 1. having an outline or surface that curves inwards like the interior of a circle or sphere: "concave lenses"
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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.
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)
Definition of concave adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
1. : hollowed or rounded inward like the inside of a bowl. a concave lens. 2. : arched in : curving inused of the side of a curve or surface on which neighboring normals to the curve or surface converge and on which lies the chord joining two neighboring points of the curve or surface. concave. 2 of 2. noun. con· cave ˈkän-ˌkāv.
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. verb. 5. (transitive) to make concave. Compare convex.
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 more.
CONCAVE definition: A concave surface curves inwards: . Learn more.
concave meaning, definition, what is concave: a concave surface is curved inwards in t...: Learn more.
adj. 1. curving inwards. 2. (General Physics) 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) maths (of a polygon) containing an interior angle greater than 180°. 4. an obsolete word for hollow. vb. ( tr) to make concave.
