Playbacks, also known as playback recordings or playbacks tracks, refer to a pre-recorded audio track that can be played back during a live performance. Some synonyms for the word "playbacks" include backing tracks, accompaniment tracks, music tracks, or performance tracks. These tracks are commonly used in theater, dance performances, and live music shows to enhance the sound and overall experience. Some artists may also use playbacks to sing along to during live performances, allowing for a more controlled and polished sound. Overall, playbacks provide a versatile and effective tool for performers to enhance their live performances and create a more memorable experience for their audience.