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Verb: modulate  'mó-ju,leyt [N. Amer], 'mód-yû,leyt [Brit]
  1. (music) change the key of, in music
    "modulate the melody"
     
  2. Vary the pitch of one's speech
    - tone, inflect
     
  3. Fix or adjust the time, amount, degree, or rate of
    "modulate the pitch";
    - regulate
     
  4. Adjust the pitch, tone, or volume of
     
  5. Vary the frequency, amplitude, phase, or other characteristic of (electromagnetic waves)

Derived forms: modulated, modulates, modulating

Type of: adjust, alter, change, correct, mouth, play, set, speak, spiel, talk, utter, vary, verbalise [Brit], verbalize

Encyclopedia: Modulate