terephthalic acid

noun tere·phthal·ic acid \ˌter-ə(f)-ˈtha-lik-\

Definition of terephthalic acid

  1. :  a p-dicarboxylic acid C8H6O4 that is obtained especially by oxidation of xylene and is used chiefly in the synthesis of polyesters

Origin and Etymology of terephthalic acid

International Scientific Vocabulary terebene, mixture of terpenes from distilled turpentine + phthalic acid

First Known Use: 1857

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a rounded knoll or a ridge of ice

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