a continuously bending line, without angles.

the act or extent of curving.

any curved outline, form, thing, or part.

a curved section of a road, path, hallway, etc.

Railroads . a curved section of track

in the U.S. the curve is often expressed as the central angle, measured in degrees, of a curved section of track subtended by a chord 100 ft. (30 m) long (degree of curve).

Also called curve ball. Baseball .

a pitch delivered with a spin that causes the ball to veer from a normal straight path, away from the side from which it was thrown.

the course of such a pitched ball.

a graphic representation of the variations effected in something by the influence of changing conditions; graph.

Mathematics . a collection of points whose coordinates are continuous functions of a single independent variable.

a misleading or deceptive trick; cheat; deception.

Education . a grading system based on the scale of performance of a group, so that those performing better, regardless of their actual knowledge of the subject, receive high grades

The new English professor marks on a curve. Compare absolute def. 10

a curved guide used in drafting.

to bend in a curve; cause to take the course of a curve.

to grade on a curve.

Baseball . to pitch a curve to.

to bend in a curve; take the course of a curve.

curved. ?

ahead of (or behind ) the curve, at the forefront of (or lagging behind) recent developments, trends

etc.

throw (someone) a curve

to take (someone) by surprise, esp. in a negative way.

to mislead or deceive.

adjective

bending , curved