redubbing

/riːˈdʌbɪŋ/
noun
  1. The process of replacing the original audio track of a film, video, or recording with a new one, often in a different language or with different dialogue.
    • The redubbing of the old movie into Spanish took several weeks.
    • Fans complained about the redubbing because the new voices didn't match the actors' lips.
    • The studio hired a professional team for the redubbing of the animated series.
verb
  1. Present participle of redub; the act of replacing the audio track of a film or recording with a new one.
    • The director is redubbing the scene to make the dialogue clearer.
    • They are redubbing the documentary to correct a few errors in the narration.
    • We spent all night redubbing the video for the international release.