Quadrophonic definitions

Quadrophonic

A sound system which uses four independent speakers (or sets of speakers). The fore-runner of today's Surround Sound. See Stereophonic.
Found on http://www.encyclo.co.uk/local/20447

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quadrophonic

quadriphonic, quadriphonics, quadrophonic All of these are variations in form of quadraphonic, et al.
Found on http://www.wordinfo.info/words/index/info/view_unit/1814/3

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