Piperidine
Pronunciation : Pi*per"i*dine
Part of Speech : n.
Definition : Defn: An oily liquid alkaloid, C5H11N, having a hot, peppery, ammoniacal odor. It is related to pyridine, and is obtained by the decomposition of piperine.
(Chem.)
Source : Webster's Unabridged Dictionary, 1913