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Phthalic   Listen
adjective
Phthalic  adj.  (Chem.) Pertaining to, or designating, a dibasic acid obtained by the oxidation of naphthalene and allied substances.
Phthalic acid (Chem.), a white crystalline substance, C6H4.(CO2H)2, analogous to benzoic acid, and employed in the brilliant dyestuffs called the phthaleins.






Collaborative International Dictionary of English 0.48







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