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naphthol |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Naphthol \Naph"thol\, n. [Naphthalene + -ol.] (Chem.) Any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol. In general they are crystalline substances with a phenol (carbolic) odor. {Naphthol blue}, {Naphthol orange}, {Naphthol yellow} (Chem.), brilliant dyestuffs produced from certain complex nitrogenous derivatives of naphthol or naphthoquinone.
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