quadraphonic

play
adjective quad·ra·phon·ic \ˌkwä-drə-ˈfä-nik\

Definition of quadraphonic

  1. :  of, relating to, or using four channels for the transmission, recording, or reproduction of sound

quadraphonics

or

quadriphonics

play \-niks\ noun plural but singular in construction

Variants of quadraphonic

less commonly

quadriphonic

Origin and Etymology of quadraphonic

irregular from quadri- + -phonic (as in stereophonic)


First Known Use: 1969


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