Definition of modulation:
- A change of key, whether transient, or until the music becomes established in the new key; a shifting of the tonality of a piece, so that the harmonies all center upon a new keynote or tonic; the art of transition out of the original key into one nearly related, and so on, it may be, by successive changes, into a key quite remote. There are also sudden and unprepared modulations.
- Sound modulated; melody.
- The act of modulating, or the state of being modulated; as, the modulation of the voice.
- change (part of speech: noun)
- conversion (part of speech: noun)
- "Since CÚzanne", Clive Bell.
- "Browning and the Dramatic Monologue", S. S. Curry.
- "Letters of a Radio-Engineer to His Son", John Mills.