1. One audio recording made on a portion of the width of a multitrack tape.
  2. One set of control commands in a sequencer recorded in a similar manner to an audio track and often controlling one synthesizer over one MIDI channel.
  3. A term with the same meaning as the term Band Track (the part of a song without the lead vocal or without the lead and background vocals).
  4. A section of the magnetic surface of a disc consisting of a circular band at a fixed distance from the centre.