a crystalline, poisonous alkaloid, C22H27NO2, 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.
Origin of lobeline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a crystalline alkaloid extracted from the seeds of the Indian tobacco plant, used as a smoking deterrent and respiratory stimulant
Word Origin for lobeline
C19: from lobelia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012