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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..

Fillet :: Fillet (n.) A concave filling in of a reentrant angle where two surfaces meet, forming a rounded corner..

Engrailed :: Engrailed (a.) Indented with small concave curves, as the edge of a bordure, bend, or the like..

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

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

Concave :: 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..

Dish :: Dish (n.) The state of being concave, or like a dish, or the degree of such concavity; as, the dish of a wheel..

Inshave :: Inshave (n.) A plane for shaving or dressing the concave or inside faces of barrel staves.

Vessel :: Vessel (n.) A hollow or concave utensil for holding anything; a hollow receptacle of any kind, as a hogshead, a barrel, a firkin, a bottle, a kettle, a cup, a bowl, etc..

Concavo-concave :: Concavo-concave (a.) Concave or hollow on both sides; double concave.

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

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

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

Bruiser :: Bruiser (n.) A concave tool used in grinding lenses or the speculums of telescopes.

Concave :: Concave (v. t.) To make hollow or concave.

Concave :: Concave (a.) Hollow; void of contents.

Convex :: Convex (a.) Rising or swelling into a spherical or rounded form; regularly protuberant or bulging; -- said of a spherical surface or curved line when viewed from without, in opposition to concave..

Depressed :: Depressed (a.) Concave on the upper side; -- said of a leaf whose disk is lower than the border.

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

Hypocycloid :: Hypocycloid (n.) A curve traced by a point in the circumference of a circle which rolls on the concave side in the fixed circle. Cf. Epicycloid, and Trochoid..

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