| terephthalic | <chemistry> Of, pertaining to, or designating, a dibasic acid of the aromatic series, metameric with phthalic acid, and obtained, as a tasteless white crystalline powder, by the oxidation of oil of turpentine. Synonym: paraphthalic acid. Cf. Phthalic. Origin: Terebene + phthalic. Source: Websters Dictionary (01 Mar 1998) |
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