Camber (noun)

1. A slight upward curve in the middle of the surface of a road or railway track, designed to help water run off.
2. The extent of this curve or the amount by which a surface is curved upward in the middle.
3. A curved shape or outline, especially of a ship's deck or an airplane wing.

Origin:

Middle english cambre, from old northern french, from late latin cambra arch, from latin cambīre to bend.

Examples:

1. The camber of the road was designed to prevent water from pooling.
2. The camber of the wing was critical for stability in flight.
3. The camber of the deck made it easier to handle the ship in rough seas.
4. The camber was adjusted to improve the handling of the car.
5. The camber of the board was designed to provide more pop for tricks.