Traction

Traction may refer to:

== Engineering == Forces: Traction (mechanics), adhesive friction or force Traction vector, in mechanics, the force per unit area on a surface, including normal and shear components Traction motor, an electric motor used for propulsion of a vehicle, for example a car or a locomotive Railway electric traction, the use of electric motors to propel rail cars Traction engine, a self-propelled steam engine