quadriphonic

/ˌkwɑdrəˈfɑnɪk/
adjective
  1. Relating to a system of sound recording or reproduction that uses four separate channels to create a more realistic, surround-sound effect.
    • The concert was broadcast in quadriphonic sound, making the audience feel like they were on stage.
    • Some music enthusiasts still prefer quadriphonic recordings for their immersive listening experience.
    • The old quadriphonic record player had four speakers placed in the corners of the room.
What does "quadriphonic" mean? | whatsthatwordmean | whatsthatwordmean