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Dolby

[dohl-bee, dawl-]
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Trademark.
  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

Dolby

noun
  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

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

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