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naphthol

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noun naph·thol \ˈnaf-ˌthȯl, ÷ˈnap-, -ˌthōl\

Definition of naphthol

  1. 1 :  either of two isomeric derivatives C10H8O of naphthalene used as antiseptics and in the manufacture of dyes

  2. 2 :  any of various hydroxy derivatives of naphthalene that resemble the simpler phenols



Origin of naphthol

International Scientific Vocabulary


First Known Use: 1849

Rhymes with naphthol

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Medical Dictionary

naphthol

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noun naph·thol \ˈnaf-ˌthȯl, ˈnap-, -ˌthōl\

Medical Definition of naphthol

  1. :  either of two isomeric derivatives C10H8O of naphthalene found in coal tar or made synthetically:a:  one used chiefly in synthesizing dyes—called also alpha-naphtholb:  one used chiefly as an intermediate (as for dyes and pharmaceuticals) and especially formerly in medicine as an antiseptic and parasiticide—called also beta-naphthol




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