Definition of Phthalic
1. a. Pertaining to, or designating, a dibasic acid obtained by the oxidation of naphthalene and allied substances.
Definition of Phthalic
1. pertaining to a certain acid [adj]
Medical Definition of Phthalic
1.
Pertaining to, or designating, a dibasic acid obtained by the oxidation of naphthalene and allied substances.
Phthalic acid, a white crystalline substance, C6H4.(CO2H)2, analogous to benzoic acid, and employed in the brilliant dyestuffs called the phthaleins.
Origin: Naphthalene + -ic.
Source: Websters Dictionary
(01 Mar 1998)
Lexicographical Neighbors of Phthalic
Other Resources:
