multitrack

Etymology
From.

Adjective

 * 1) Having or involving more than one track.
 * 2)  Recorded on multiple tracks.
 * 3)  Of a railway line: having multiple, parallel tracks.
 * 1)  Of a railway line: having multiple, parallel tracks.

Verb

 * 1)  To record on multiple tracks simultaneously (typically with each performer or instrument having its own track)