touch-tone









touch-tone


adjective

  1. of or relating to a tone-dialing system or a push-button phone operating on tone dialing.

noun

  1. (sometimes initial capital letter) a tone-dialing system.
  2. a telephone utilizing this system.

adjective

  1. of or relating to a telephone dialling system in which each of the buttons pressed generates a tone of a different pitch, which is transmitted to the exchange
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