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

Concave :: Concave (n.) A curved sheath or breasting for a revolving cylinder or roll.
Roach-backed :: Roach-backed (a.) Having a back like that of roach; -- said of a horse whose back a convex instead of a concave curve.
Depress :: Depress (a.) Having the middle lower than the border; concave.
Concavation :: Concavation (n.) The act of making concave.
Gorge :: Gorge (n.) A concave molding; a cavetto.
Triquetrous :: Triquetrous (a.) Three sided, the sides being plane or concave; having three salient angles or edges; trigonal..
Inshave :: Inshave (n.) A plane for shaving or dressing the concave or inside faces of barrel staves.
Concaved :: Concaved (imp. & p. p.) of Concav.
Concaveness :: Concaveness (n.) Hollowness; concavity.
Ichthyornis :: Ichthyornis (n.) An extinct genus of toothed birds found in the American Cretaceous formation. It is remarkable for having biconcave vertebrae, and sharp, conical teeth set in sockets. Its wings were well developed. It is the type of the order Odontotormae..
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..
Ginglymodi :: Ginglymodi (n.) An order of ganoid fishes, including the modern gar pikes and many allied fossil forms. They have rhombic, ganoid scales, a heterocercal tail, paired fins without an axis, fulcra on the fins, and a bony skeleton, with the vertebrae convex in front and concave behind, forming a ball and socket joint. See Ganoidel..
Cove :: Cove (v. t.) To arch over; to build in a hollow concave form; to make in the form of a cove.
Plano- :: Plano- (a.) Combining forms signifying flat, level, plane; as planifolious, planimetry, plano-concave..
Amphicoelous :: Amphicoelous (a.) Having both ends concave; biconcave; -- said of vertebrae.
Condyle :: Condyle (n.) A bony prominence; particularly, an eminence at the end of a bone bearing a rounded articular surface; -- sometimes applied also to a concave articular surface..
Concavous :: Concavous (a.) Concave.
Bowl :: Bowl (n.) A concave vessel of various forms (often approximately hemispherical), to hold liquids, etc..
Dish :: Dish (n.) The state of being concave, or like a dish, or the degree of such concavity; as, the dish of a wheel..
Concavity :: Concavity (n.) A concave surface, or the space bounded by it; the state of being concave..
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