modulate

  1. Verb.  (transitive) To regulate, adjust or adapt.
  2. Verb.  (transitive) To change the pitch, intensity or tone of one's voice or of a musical instrument.
  3. Verb.  (transitive) (electronics) to vary the amplitude, frequency or phase of a carrier wave in proportion to the amplitude etc of a source wave (such as speech or music).
  4. Verb.  (intransitive, music) to move from one key or tonality to another, especially by using a chord progression.

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This entry was last updated on RefTopia from its source on 3/20/2012.