from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or used in a sound-reproduction system that uses two or more separate channels to give a more natural distribution of sound.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. of or pertaining to sound reproduction using two channels to give a more natural two-dimensional sound distribution
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. designating sound transmission from two sources through two channels
stereo- + -phonic (Wiktionary)