Soundtrack

A soundtrack can be recorded music accompanying and synchronized to the images of a motion picture, book, television program or video game; a commercially released soundtrack album of music as featured in the soundtrack of a film or TV show; or the physical area of a film that contains the synchronized recorded sound.

Read more about Soundtrack:  Origin of The Term, Types of Recordings, Movie and Television Soundtracks, Video Game Soundtracks, Book Soundtracks