[bahy-nawr-uh l, bin-awr-uh l]


having two ears.
of, with, or for both ears: binaural hearing; a binaural stethoscope.
(of sound) recorded through two separate microphones and transmitted through two separate channels to produce a stereophonic effect.

Origin of binaural

First recorded in 1875–80; bin- + aural2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for binaural

Historical Examples of binaural

British Dictionary definitions for binaural



relating to, having, or hearing with both ears
employing two separate channels for recording or transmitting sound; so creating an impression of deptha binaural recording
Derived Formsbinaurally, adverb
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

Word Origin and History for binaural

"pertaining to both ears," 1861, from Latin bini "twofold, two apiece" (see binary) + aural. In reference to electronic recordings, from 1933.

Online Etymology Dictionary, © 2010 Douglas Harper

binaural in Medicine


[bī-nôrəl, bĭn-ôr-]


Having or relating to both ears.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.