stereophonic

[ster-ee-uh-fon-ik, steer-] /ˌstɛr i əˈfɒn ɪk, ˌstɪər-/
adjective
1.
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
1935-40; stereo- + phon(o)- + -ic
Related forms
stereophonically, adverb
Examples from the web for stereophonic
  • The marginal lines are still evident in the huge tri-sectioned screen, and the stereophonic sound is still deafening.
British Dictionary definitions for stereophonic

stereophonic

/ˌstɛrɪəˈfɒnɪk; ˌstɪər-/
adjective
1.
(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
Word Origin and History for stereophonic
adj.

1927, from stereo- + phonic.