Collins English-English Dictionary

motor ['məυtə]

1. 1. n electric motor a machine that converts electrical energy into mechanical energy by means of the forces exerted on a current-carrying coil placed in a magnetic field

2. 2. n the engine, esp an internal-combustion engine, of a vehicle

3. 3. n (as modifier)

   a motor scooter

4. 4. n any device that converts another form of energy into mechanical energy to produce motion

5. 5. n an indispensable part or player that moves a process or system along

6. 6. n [chiefly Brit] a car or other motor vehicle

7. 7. n as modifier

   motor spares

8. 8. adj producing or causing motion

9. 9. adj [physiol] of or relating to nerves or neurons that carry impulses that cause muscles to contract

10. 10. adj of or relating to movement or to muscles that induce movement

11. 11. vi. [intr] to travel by car

12. 12. vt. [tr] [Brit] to transport by car

13. 13. vi. [intr] [Spoken] to move fast; make good progress

14. 14. vt. [tr] to motivate

15. 15. vt. [Etymology] C16: from Latin motor a mover, from movere to move