armature coil in which voltage is induced by motion through a magnetic field
brush contact with something dangerous or undesirable; "I had a brush with danger on my way to work"; "he tried to avoid any brushes with the police"
field magnet a magnet that provides a magnetic field in a dynamo or electric motor
rotor coil,
rotor rotating mechanism consisting of an assembly of rotating airfoils; "there are horizontal rotors on a helicopter or compressor rotors in a jet engine"
starter motor,
starting motor,
starter a culture containing yeast or bacteria that is used to start the process of fermentation or souring in making butter or cheese or dough; "to make sourdough you need a starter"
stator,
stator coil mechanical device consisting of the stationary part of a motor or generator in or around which the rotor revolves
synchronous motor electric motor in which the speed of rotation is proportional to the frequency of the A.C. power