terephthalic acid

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terephthalic acid

(ˌtɛrɛfˈθælɪk)
n
(Elements & Compounds) a white crystalline water-insoluble carboxylic acid used in making polyester resins such as Terylene; 1,4-benzenedicarboxylic acid. Formula: C6H4(COOH)2
[C20: from terebene + phthalic acid]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ter′eph•thal′ic ac′id

(ˈtɛr ɛfˈθæl ɪk, ˌtɛr-)
n.
a white, crystalline, water-insoluble solid, C8H6O2, the para isomer of phthalic acid: used chiefly in the manufacture of resins and textile fibers.
[1855–60; tere(bic acid) a terpene derivative (tereb (inth) + -ic) + phthalic]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Translations
Terephthalsäure
테레프탈산