interrupter Meaning, Definition & Usage

  1. noun a device for automatically interrupting an electric current

WordNet

In`ter*rupt"er noun
Definitions
  1. One who, or that which, interrupts.
  2. (Elec.) A device for opening and closing an electrical circuit; a vibrating spring or tuning fork, arranged to make and break a circuit at rapidly recurring intervals, by the action of the current itself.

Webster 1913