Dictionary

quadraphonic

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

Definition of QUADRAPHONIC

:  of, relating to, or using four channels for the transmission, recording, or reproduction of sound
quad·ra·phon·ics or quad·ri·phon·ics \-niks\ noun plural but singular in construction

Variants of QUADRAPHONIC

quad·ra·phon·ic also quad·ri·phon·ic \ˌkwä-drə-ˈfä-nik\
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Origin of QUADRAPHONIC

irregular from quadri- + -phonic (as in stereophonic)
First Known Use: 1969

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