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Having a curved form.

An instrument for drawing curved lines.

Consisting of, or bounded by, curved lines; as, a curvilinear figure.

The state of being curvilinear or of being bounded by curved lines.

Having the ribs or the veins of the leaves curved; -- called also curvinervate and curve-veined.

Distributed in a curved line, as leaves along a stem.

The state of being curved; a bending in a regular form; crookedness. Holder.

A triangular protection from the intrados of an arch, or from an inner curve of tracery.

A curve generated by a point in the plane of a circle when the circle is rolled along a straight line, keeping always in the same plane.

Curved arms of timber or iron, projecting over a ship's side of stern, having tackle to raise or lower a boat, swing it in on deck, rig it out for lowering, etc.; -- called also boat davits. Totten.

Bent downward or aside; (Bot.) bending downward in a curve; declined.

hat his deficiencies made him the ridicule of his contemporaries. Buckle. Deficiency of a curve (Geom.), the amount by which the number of double points on a curve is short of the maximum for curves of the same degree.

A marine mollusk of the genus Dentalium, with a curved conical shell resembling a tooth. See Dentalium.

ent image upon plate, by submitting it to chemical agents; to bring to view. To develop a curved surface on a place (Geom.), to produce on the plane an equivalent surface, as if by rolling the curved surface so that all parts shall successively touch the plane.

Pertaining to, or possessing the properties of, a species of caustic curves formed by refraction. See Caustic surface, under Caustic.

opposite boundaries; a straight line which bisects a system of parallel chords drawn in a curve.

Pertaining to a diameter; diametrical. Diametral curve, Diametral surface (Geom.), any line or surface which bisects a system of parallel chords drawn in a curve or surface. -- Diametral planes (Crystal.), planes in which two of the axes lie.

The curve which on a given surface and with a given perimeter contains the greatest area. Tait.

To disappear gradually in another surface, as where moldings are lost in a sloped or curved face.

Space of dimension, extension that has length but no breadth or thickness; a straight or curved line. -- Space of two dimensions, extension which has length and breadth, but no thickness; a plane or curved surface. -- Space of three dimensions, extension which has length, breadth, and thickness; a solid. -- Space o…