a combining form used in the formation of compound words, with the meanings: “sound within the range of human hearing” (audiometer); “hearing” (audiology); “sound reproduction” (audiophile).

Nearby words

  1. audio description,
  2. audio disc,
  3. audio frequency,
  4. audio response,
  5. audio response unit,
  6. audio-lingual,
  7. audio-lingual method,
  8. audioanalgesia,
  9. audiocassette,
  10. audiogenic

Origin of audio-

< Latin audī- (stem of audīre to hear) + -o- Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for audio-


combining form

indicating hearing or soundaudiometer; audiovisual

Word Origin for audio-

from Latin audīre to hear

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 audio-


word-forming element meaning "sound, hearing," from comb. form of Latin audire "hear," (see audience); first used in English as a word-formation element 1913.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for audio-




The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.