Terephthalic

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terephthalic

(Science: 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.