PHTHALIC
Etymology
Adjective
phthalic (not comparable)
(chemistry) of, relating to, or derived from naphthalene or phthalic acid
Source: Wiktionary
Phthal"ic, a. Etym: [Naphthalene + -ic.] (Chem.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
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Word of the Day
19 April 2025
CATCH
(verb) grasp with the mind or develop an understanding of; “did you catch that allusion?”; “We caught something of his theory in the lecture”; “don’t catch your meaning”; “did you get it?”; “She didn’t get the joke”; “I just don’t get him”
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