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acoustic phonetics

noun
  1. the branch of science dealing with the sounds of speech in terms of their frequency, duration, intensity, etc., especially as analyzed by means of instruments like the sound spectrograph and the oscillograph.Compare articulatory phonetics.
  2. a composite branch of physics and linguistics that treats sound proper as it relates to speech.
  3. the branch of phonetics dealing with the transmission of sounds to the ear and the reception of them by the ear prior to neurological processing.
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Origin of acoustic phonetics

First recorded in 1930–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for acoustic phonetics

acoustic phonetics

noun
  1. (functioning as singular) the branch of phonetics concerned with the acoustic properties of human speechCompare auditory phonetics, articulatory phonetics
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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