01 n. Any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol. In general they are crystalline substances with a phenol …
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1.
Any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol. In general they are crystalline substances with a phenol (carbolic) odor.(Chem.)
Phrases & compounds
Naphthol blue —
brilliant dyestuffs produced from certain complex nitrogenous derivatives of naphthol or naphthoquinone.