Definition of "communicator"

communicator

noun
plural communicators
1. Someone who, or something that communicates.
2. Any of several electronic devices that allow people with various disabilities to communicate via displays or artificial speech.
3. (science fiction) A usually portable communications device.
  Quotations
  ‘Observation Officer of the Z12Q, attention!’ snapped from the tight-beam headquarters communicator. ‘Cut off those spy rays and report yourself under arrest for treason!’
  1934 August, Edward Elmer Smith, “Skylark of Valeron”, in Astounding Stories, volume 13, number 6
  Captain, if the Iotians, who are very bright an imitative people, should take that communicator apart...
  1968 January 12, David P. Harmon, Gene L. Coon, A Piece of the Action (Star Trek), season 2, episode 17, spoken by Spock (Leonard Nimoy)