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[ster-ee-uh-fon-ik, steer-] /ˌstɛr i əˈfɒn ɪk, ˌstɪər-/
pertaining to a system of sound recording or reproduction using two or more separate channels to produce a more realistic effect by capturing the spatial dimensions of a performance (the location of performers as well as their acoustic surroundings), used especially with high-fidelity recordings and reproduction systems (opposed to monophonic).
Compare quadraphonic.
Origin of stereophonic
First recorded in 1935-40; stereo- + phon(o)- + -ic
Related forms
stereophonically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for stereophonic
Historical Examples
  • A thing as big as wall TV in full color and stereophonic sound must be the talk of the town.

    The Gallery Roger Phillips Graham
British Dictionary definitions for stereophonic


/ˌstɛrɪəˈfɒnɪk; ˌstɪər-/
(of a system for recording, reproducing, or broadcasting sound) using two or more separate microphones to feed two or more loudspeakers through separate channels in order to give a spatial effect to the sound Often shortened to stereo Compare monophonic, quadraphonics
Derived Forms
stereophonically, adverb
stereophony (ˌstɛrɪˈɒfənɪ; ˌstɪər-) 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
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Word Origin and History for stereophonic

1927, from stereo- + phonic.

Online Etymology Dictionary, © 2010 Douglas Harper
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