Sub-divisions of the program area of a CD. Each disc may have up to 99 tracks each at least 4 seconds in length. Each track can contain data of only one type. Also refers to the sub-divisions of the audio on a DVD-Audio disc, which may comprise up to 9 Groups each consisting of up to 99 tracks.
the separate media types that make up a movie. Most movies include a video track and an audio track. In some multimedia architectures such as QuickTime, there are also text tracks, sprite tracks, music tracks, and more unusual track types.
Refers to layers in the Timeline that contain the audio and video items in your sequence. Also used to refer to the separation of audio and video on tape into separate tracks.