1. In general, the area on a motion-picture film, videotape, or multimedia clip that carries the sound recording.

2. In Maya, a sound file. Although you can import many sound files into a Maya scene, only one soundtrack can be displayed and played at a time in the Maya Time Slider.

3. In the Trax Editor, a user interface control that shows multiple audio waveforms, and lets you import .wav or .aiff audio files as audio clips that can later be moved and renamed.