Definition of concave

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Concave (a.) Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky..

Lern More About Concave

Tocororo :: Tocororo (n.) A cuban trogon (Priotelus temnurus) having a serrated bill and a tail concave at the end.
Bruiser :: Bruiser (n.) A concave tool used in grinding lenses or the speculums of telescopes.
Plano- :: Plano- (a.) Combining forms signifying flat, level, plane; as planifolious, planimetry, plano-concave..
Biconcave :: Biconcave (a.) Concave on both sides; as, biconcave vertebrae..
Triquetrous :: Triquetrous (a.) Three sided, the sides being plane or concave; having three salient angles or edges; trigonal..
Procoelia :: Procoelia (n. pl.) A division of Crocodilia, including the true crocodiles and alligators, in which the dorsal vertebrae are concave in front..
Engrailed :: Engrailed (a.) Indented with small concave curves, as the edge of a bordure, bend, or the like..
Concave :: Concave (n.) A curved sheath or breasting for a revolving cylinder or roll.
Dishing :: Dishing (a.) Dish-shaped; concave.
Depress :: Depress (a.) Having the middle lower than the border; concave.
Vaulted :: Vaulted (a.) Arched; concave; as, a vaulted roof..
Meniscus :: Meniscus (n.) A lens convex on one side and concave on the other.
Cove :: Cove (n.) A concave molding.
Myopia :: Myopia (n.) Nearsightedness; shortsightedness; a condition of the eye in which the rays from distant object are brought to a focus before they reach the retina, and hence form an indistinct image; while the rays from very near objects are normally converged so as to produce a distinct image. It is corrected by the use of a concave lens..
Dish :: Dish (n.) The state of being concave, or like a dish, or the degree of such concavity; as, the dish of a wheel..
Concaveness :: Concaveness (n.) Hollowness; concavity.
Cope :: Cope (n.) Anything regarded as extended over the head, as the arch or concave of the sky, the roof of a house, the arch over a door..
Lunette :: Lunette (n.) A kind of watch crystal which is more than ordinarily flattened in the center; also, a species of convexoconcave lens for spectacles..
Bowl :: Bowl (n.) A concave vessel of various forms (often approximately hemispherical), to hold liquids, etc..
Procoelian :: Procoelian (a.) Concave in front; as, procoelian vertebrae, which have the anterior end of the centra concave and the posterior convex..
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