naphthol: Meaning and Definition of

naph•thol

Pronunciation: (naf'thôl, -thol, nap'-), [key]
— n. Chem.
  1. either of two isomeric hydroxyl derivatives, CHOH, of naphthaleneorandorwhite or yellowish crystals, with a phenolic odor, that darken on exposure to light: used chiefly in dyes, drugs, perfumes, and insecticides. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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