quadraphonic

American  

[kwod-ruh-fon-ik] / ˌkwɒd rəˈfɒn ɪk /

Also quadriphonic;

adjective

1. of, noting, or pertaining to the recording and reproduction of sound over four separate transmission or direct reproduction channels instead of the customary two of the stereo system.

   a quadraphonic recording.

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Etymology

Origin of quadraphonic

1965–70; quadra-, variant of quadri- + -phonic, as in stereophonic

Example Sentences

The package, overseen by Yoko Ono, contains raw studio mixes, remastered quadraphonic mixes, demos, a documentary, a 120-page book and more.

From New York Times

All he needs is the rhythm — in this case, voluminous quadraphonic sound set in four corners of an active room.

From Los Angeles Times

Short solo cello fragments are recorded and played back through quadraphonic speakers.

From Los Angeles Times

A stage technician at the Birmingham Odeon remembers rigging a quadraphonic sound system to replicate a helicopter swirling around the auditorium, which has since become a cinema.

From BBC

In full effect, the quadraphonic sound in this cavernous space is a triumph of engineering, and a feast for the ears.

From The Guardian