Meaning ofmodulatein English

Verb

1. regulate or adjust sound; adapt tone or pitch
   The singer learned to modulate her voice to convey emotions.
2. change voice or instrument pitch; vary intensity or tone
   The audio engineer will modulate the sound levels to achieve a balanced mix.
3. vary wave properties; adjust amplitude or frequency
   The radio operator will modulate the signal to improve transmission quality.
4. shift between musical keys; use chord progressions
   The musician began to modulate from one key to another in the song.