WordNet (r) 3.0 (2006):
Phenaphen n 1: 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) [syn: acetaminophen, Datril, Tylenol, Panadol, Phenaphen, Tempra, Anacin III]