Acetaminophen

noun

1. A crystalline compound, C8H9NO2, used in medicine to relieve pain and reduce fever.
2. a white crystalline compound (HO.C6H4.NH.CO.CH3) used as an analgesic and also as an antipyretic. It has molecular weight 151.16. It is the active ingredient in the commercial analgesics Tylenol and datril.
3. A white crystalline compound used in medicine as an anodyne to relieve pain and reduce fever.
4. an analgesic for mild pain but not for inflammation; also used as an antipyretic; (Datril, Tylenol, Panadol, Phenaphen, Tempra, and Anacin III are trademarks of brands of acetaminophen tablets)