• synonyms


  1. noting or pertaining to a method of changing the frequency of an incoming radio signal by adding it to a signal generated within the receiver to produce fluctuations or beats of a frequency equal to the difference between the two signals.
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verb (used without object), het·er·o·dyned, het·er·o·dyn·ing.
  1. to produce a heterodyne effect.
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verb (used with object), het·er·o·dyned, het·er·o·dyn·ing.
  1. to mix (a frequency) with a different frequency so as to achieve a heterodyne effect.
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Origin of heterodyne

1905–10; hetero- + -dyne < Greek dýnamis power
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for heterodyne

Historical Examples

  • In this case, a heterodyne frequency of a lower, and harmless frequency.

    The Ultimate Weapon

    John Wood Campbell

  • In using either of these heterodyne receivers be sure to carefully adjust the B battery by means of the potentiometer.

    The Radio Amateur's Hand Book

    A. Frederick Collins

  • This method of receiving continuous wave signals is called the “heterodyne” method.

British Dictionary definitions for heterodyne


  1. electronics to combine by intermodulation (two alternating signals, esp radio signals) to produce two signals having frequencies corresponding to the sum and the difference of the original frequenciesSee also superheterodyne receiver
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  1. produced by, operating by, or involved in heterodyning two signals
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012