1. the process of changing or adjusting something, especially in a gradual or controlled way
2. variation in the tone, pitch, or volume of one’s voice
3. the process of changing from one musical key to another
Usage: music

Examples

• The modulation of his voice made the speech more engaging.
• The composer used smooth modulation to transition between keys.
• Voice modulation is important for effective public speaking.
• The radio uses frequency modulation to transmit signals.
• Her careful modulation of tone helped calm the upset customer.
• The piece featured several dramatic modulations in the final movement.
• Digital modulation techniques have improved data transmission.