Meaning of soundtrack

sound•track

Pronunciation: (sound'trak"), [key]
— n.
  1. the narrow band on one or both sides of a motion-picture film on which sound is recorded.
  2. the sound recorded on a motion-picture film; audio portion of a film.
  3. the music or dialogue from a film available on a commercial recording.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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