/feuh nas"i tin/ , n. Pharm.
a white, slightly water-soluble, crystalline solid, C 10 H 13 NO 2 , used in medicine chiefly as an agent for checking or preventing fever or for relieving pain: withdrawn because of unfavorable side effects. Also called acetophenetidin .
[ 1885-90; PHEN(ETIDINE) + ACET(YL) + -IN 2 ]