disconnect vs disconnector

disconnect

noun
  • A switch used to isolate a portion of an electrical circuit. 

  • A lack of connection or accord; a mismatch. 

  • The deliberate severing of ties with family, friends, etc. considered antagonistic towards Scientology. 

  • A break or interruption in an existing connection, continuum, or process; disconnection. 

verb
  • To sever or interrupt a connection. 

  • To remove the connection between an appliance and an electrical power source. 

  • Of a person, to become detached or withdrawn. 

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 disconnect and disconnector occurred in a corpus of books? (source: Google Ngram Viewer )