Dolby

[ dohl-bee, dawl- ]
/ ˈdoʊl bi, ˈdɔl- /

Trademark.

a brand of system for reducing high-frequency noise in audiotape using various electronic devices during recording and playback.
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British Dictionary definitions for dolby

Dolby

/ (ˈdɒlbɪ) /

noun

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

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