Technically, this term refers to the audio component of a movie. Popularly, it refers to a collection of songs which are heard during the movie, often sold as an album.On the web: IMDb Soundtrack Section
imdb Movie Terminology
Soundtrack refers to all the audio elements of a film–dialogue, music, sound effects, etc.
Cel Mai folosit cuvant: soundtrack | Domeniu Aplicare : Cinematografie | Caractere: 75 Cuvinte: 14 | Limba: Engleza | Sursa Columbia Film School Glossary