The Collaborative International Dictionary of English v.0.48:

Induction motor \Induction motor\ (Elec.)
   A type of alternating-current motor comprising two wound
   members, one stationary, called the stator, and the other
   rotating, called the rotor, these two members corresponding
   to a certain extent to the field and armature of a
   direct-current motor.
   [Webster 1913 Suppl.]