1. changes in the tone, pitch, or volume of the voice or a musical sound
2. the process of varying a carrier wave in electronics or telecommunications to transmit information
Usage: technical
3. changes from one musical key to another within a composition
Usage: music theory

Examples

• The singer’s voice modulations conveyed deep emotion throughout the performance.
• His speech lacked modulations, making it difficult to stay engaged.
• The radio uses frequency modulations to transmit clear signals.
• Digital modulations allow for more efficient data transmission.
• The composer’s skillful modulations created smooth transitions between sections.
• Voice modulations can indicate a speaker’s mood or intent.
• The teacher explained how amplitude modulations work in broadcasting.