cut-out vs disconnector

cut-out

noun
  • A switch that changes the current from one circuit to another, or for shortening a circuit. 

  • Any of several devices that halt the flow of a current, especially an electric current; a trip-switch or trip. 

  • A railway cutting. 

  • A trusted middleman or intermediary, especially in espionage. 

  • A free-standing, rigid print (usually life-sized), often displayed for promotional purposes; a standee. 

  • A piece cut out of something. 

  • A hole or space produced when something is removed by cutting. 

  • The separation of a group of cattle from a herd; the place where they are collected. 

  • Clip art. 

disconnector

noun
  • A switching device used to open an electric circuit when there is no current through it. They are used to isolate a part of an electrical system to allow the maintenance staff a safe access to it. 

How often have the words cut-out and disconnector occurred in a corpus of books? (source: Google Ngram Viewer )