/loh"beuh leen', -lin/ , n. Pharm.
a crystalline, poisonous alkaloid, C 22 H 27 NO 2 , obtained by extraction from lobelia: used chiefly in the form of its sulfate or hydrochloride as a respiratory stimulant and, because of its nicotinelike pharmacological action, as an agent to discourage tobacco smoking.
[ 1835-45; LOBEL(IA) + -INE 3 ]