modulator

/ˈmɑdʒəˌleɪtər/
noun
  1. A device or thing that changes or controls something, such as a signal, sound, or process.
    • The guitar player used a pedal as a modulator to change the sound.
    • The technician replaced the faulty modulator in the radio transmitter.
    • A light modulator can dim or brighten the lights in a room.
  2. A person or thing that adjusts or regulates something, like a voice or emotion.
    • The leader served as a modulator of opinions, helping the group reach a decision.
    • Her calm voice acted as a modulator during the heated argument.
    • A good teacher is a modulator of classroom energy, keeping students focused.
What does "modulator" mean? | whatsthatwordmean | whatsthatwordmean