A white, crystalline organic substance, C6H5NHCOCH3, produced by the action of acetic acid on aniline: it is used as a drug to lessen pain and fever, in making dyes, etc.
Webster's New World
(organic chemistry, pharmacology) The amide derived from acetic acid and aniline; once used medicinally as an analgesic and antipyretic.
Other Word Forms of Acetanilide
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