A motor is a machine that converts some form of energy into mechanical energy. In some contexts, the word motor refers specifically to an internal combustion engine.

In various contexts, motor may specifically mean:

• Electric motor, a machine that converts electricity into a mechanical motion
• Molecular motors, the essential agents of movement in living organisms
• Pneumatic motor, a machine that converts the energy of compressed air into mechanical motion
• Hydraulic Motor, a hydraulic machine that converts the energy of pressurized liquid flow into mechanical motion.
• Synthetic molecular motors and nanomotors

-and the word is commonly used with the following:

• Motor car (see automobile)
• Motor neuron - neurons that originate in the spinal cord and synapse with muscle fibers (see motoneuron)
• Motor vehicle (see automobile)

See also

• Engine
• Timeline of motor and engine technology

Motor (flertydig) | Motor | Motor | Moteur | Motor | Motore | エンジン | Silnik | Motor | மின்னோடி