Auxetophone

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Auxetophone \Aux*e"to*phone\, n. [Gr. ? that may be increased +
     ? sound, voice.]
     A pneumatic reproducer for a phonograph, controlled by the
     recording stylus on the principle of the relay. It produces
     much clearer and louder tones than does the ordinary
     vibrating disk reproducer. [obsolescent]


     [Webster 1913 Suppl.]