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Definition of Naphthols
1. naphthol [n] - See also: naphthol
Medical Definition of Naphthols
1. Naphthalene derivatives carrying one or more hydroxyl (-oh) groups at any ring position. They are often used in dyes and pigments, as antioxidants for rubber, fats, and oils, as insecticide, in pharmaceuticals, and in numerous other applications. (12 Dec 1998)