The Collaborative International Dictionary
Nicotianine
Nicotianine \Ni*co"ti*a*nine\ (? or ?), n. [F. nicotianine. See Nicotian.] (Chem.) A white waxy substance having a hot, bitter taste, extracted from tobacco leaves and called also tobacco camphor.
Wiktionary
nicotianine
n. (context organic compound English) A white waxy substance with a hot, bitter taste, extracted from tobacco leaf.