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Terephthalic is a 12 letter word which starts with the letter T and ends with the letter C for which we found 1 definitions.

(a.) 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; -- called also paraphthalic acid. Cf. Phthalic.
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