D defs.my
Entry 1 sense Webster, 1913

Permulator

· Per·mu·la·tor · IPA
01 n. A special form of rotary converter with stationary commutator and rotating brushes, in which the exciting field is induced by the alternati…
  1. 1.
    A special form of rotary converter with stationary commutator and rotating brushes, in which the exciting field is induced by the alternating current in a short-circuited magnetic core instead of being produced by an external magnet.(Elec.)