designating or of sound reproduction, as on records or tapes or in broadcasting, using four channels to carry and reproduce through separate speakers a blend of sounds from separate sources
Origin of quadraphonicfrom Classical Latin quadra- ( from quattuor, four) + phonic
Of or for a four-channel sound system in which speakers are positioned at all four corners of the listening space, reproducing signals that are independent of each other.
- (of a sound system) Employing four independent channels or speakers.
quadri- + phonic