IPA: /ˌmɒdʒʊˈleɪʃən/
KK: /mɑdʒʊˈleɪʃən/
A change in the way something sounds, such as the pitch or tone of a voice, or a variation in a signal's properties in electronics and music.
The singer's modulation of her voice made the performance more engaging.
Modulation → It is formed from "modus" (meaning measure or manner) and "-lation" (a suffix indicating the action or process). The word "modulation" refers to the process of adjusting or varying something, particularly in terms of sound or signal, to achieve a desired effect.
Think of 'modus' as a way to measure or adjust something, which helps you remember that 'modulation' is about the process of adjusting or varying.