Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of concave is as below...

Plano- :: Plano- (a.) Combining forms signifying flat, level, plane; as planifolious, planimetry, plano-concave..

Concaved :: Concaved (a.) Bowed in the form of an arch; -- called also arched.

Bowl :: Bowl (n.) A concave vessel of various forms (often approximately hemispherical), to hold liquids, etc..

Gorge :: Gorge (n.) A concave molding; a cavetto.

Palm :: Palm (n.) The inner and somewhat concave part of the hand between the bases of the fingers and the wrist.

Saddle-backed :: Saddle-backed (a.) Having the outline of the upper part concave like the seat of a saddle.

Cup :: Cup (v. t.) To make concave or in the form of a cup; as, to cup the end of a screw..

Talon :: Talon (n.) A kind of molding, concave at the bottom and convex at the top; -- usually called an ogee..

Meniscus :: Meniscus (n.) A lens convex on one side and concave on the other.

Vaulted :: Vaulted (a.) Arched; concave; as, a vaulted roof..

Trochilus :: Trochilus (n.) An annular molding whose section is concave, like the edge of a pulley; -- called also scotia..

Concaveness :: Concaveness (n.) Hollowness; concavity.

Concavo-convex :: Concavo-convex (a.) Concave on one side and convex on the other, as an eggshell or a crescent..

Convexo-concave :: Convexo-concave (a.) Convex on one side, and concave on the other. The curves of the convex and concave sides may be alike or may be different. See Meniscus..

Vaulty :: Vaulty (a.) Arched; concave.

Camera Obscura :: Camera obscura () An apparatus in which the images of external objects, formed by a convex lens or a concave mirror, are thrown on a paper or other white surface placed in the focus of the lens or mirror within a darkened chamber, or box, so that the outlines may be traced..

Scotia :: Scotia (n.) A concave molding used especially in classical architecture.

Concavo-convex :: Concavo-convex (a.) Specifically, having such a combination of concave and convex sides as makes the focal axis the shortest line between them. See Illust. under Lens..

Dish :: Dish (v. t.) To make concave, or depress in the middle, like a dish; as, to dish a wheel by inclining the spokes..

Gullet :: Gullet (n.) A concave cut made in the teeth of some saw blades.

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