• synonyms


[dohl-bee, dawl-]
  1. a brand of system for reducing high-frequency noise in audiotape using various electronic devices during recording and playback.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for dolby


  1. trademark any of various specialized electronic circuits, esp those used for noise reduction in tape recorders by functioning as companders on high-frequency signals
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Word Origin for Dolby

named after R. Dolby (born 1933), its US inventor
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 dolby


sound reproduction system, 1966, named for its inventor, U.S. engineer Ray M. Dolby (b.1933).

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Online Etymology Dictionary, © 2010 Douglas Harper