Medical Dictionary


noun phe·nol \ˈfē-ˌnōl, -ˌnl, fi-ˈ\

Medical Definition of PHENOL

:  a corrosive poisonous crystalline acidic compound C6H5OH present in coal tar and wood tar that is used in the manufacture of resins and plastics, dyes, and pharmaceuticals (as aspirin) and as a topical anesthetic in dilute solution—called also carbolic, carbolic acid, hydroxybenzene
:  any of various acidic compounds analogous to phenol and regarded as hydroxyl derivatives of aromatic hydrocarbons
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