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quadraphony

[kwo-draf-uh-nee]
noun
  1. high-fidelity sound reproduction involving signals transmitted through four different channels.
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Origin of quadraphony

1965–70; quadra-, variant of quadri- + -phony
Also called quad·ra·phon·ics [kwod-ruh-fon-iks] /ˌkwɒd rəˈfɒn ɪks/, quadriphonics, quad·ra·son·ics [kwod-ruh-son-iks] /ˌkwɒd rəˈsɒn ɪks/, quadrisonics.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for quadraphonics

quadrangle, quadrant, quadruplet, quadraphonic

British Dictionary definitions for quadraphonics

quadraphonics

quadrophonics

noun
  1. (functioning as singular) a system of sound recording and reproduction that uses four independent loudspeakers to give directional sources of sound. The speakers are fed by four separate amplified signals
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Derived Formsquadraphonic or quadrophonic, adjectivequadraphony or quadrophony (kwɒdˈrɒfənɪ), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012