Definition of phase-modulate in English:

phase-modulate

verb

Electronics Telecommunications
  • with object To modulate or vary the phase of (a radio or other wave).

Origin

1940s; earliest use found in Electronic Engineering. From phase + modulate.

Pronunciation

phase-modulate

/ˈfeɪzˌmɒdʒʊleɪt//ˈfeɪzˌmɒdjʊleɪt/