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Related to quadriphonic: quadriplegic
Variant of quadraphonic.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Electronics) a variant spelling of quadraphonic
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
or quad•ri•phon•ic(ˌkwɒd rəˈfɒn ɪk)
of or pertaining to the recording, reproduction, or transmission of sound by means of four channels instead of two; four-channel.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.