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1. Changed or adjusted in pitch, tone, or volume
    
2. Altered in volume as well as tone or pitch

1. 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)

See also: inflected, modulation, softened

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

Antonym: unmodulated

Encyclopedia: Modulate