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



RESET




Word of the Day

22 November 2024

SHEET

(noun) (nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind


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