Definition of: curve

(kûrv) noun
1. A line continuously bent so that no portion of it is straight, as the arc of a circle.
2. A bending, or something bent.
3. An instrument for drawing curves: used by draftsmen.
4. Math. The locus of a point moving in such a way that its course can be defined by an equation.
5. Physics A line representing variations in force, quantity, temperature, etc.
6. In baseball, the course given to a ball by the pitcher, causing it to curve to one side or the other before crossing the plate.
—v. curved, curv·ing v.t.
1. To cause to assume the form of a curve.
—v.i.
2. To assume the form of a curve.
3. To move in a curve, as a projectile or ball; bend.
—adjective Curved. [<L curvum <curvus bent]