Definition of "remaster"

(music) To produce a new version of a recording by remixing the original master recordings.  examples

(film) To create a new master copy by enhancing sound or picture quality of an older recording.  examples

(video games) To produce a new version of a video game with updated graphics, often re-recorded music, and added features and content.  examples

Synonym of remastering (“new version of a piece of media”)  examples