Source : Webster's Revised Unabridged Dictionary (1913)

Lepidine \Lep"i*dine\ (l[e^]p"[i^]*d[i^]n or *d[=e]n), n.
   (Chem.)
   An organic base, {C9H6.N.CH3}, metameric with quinaldine, and
   obtained by the distillation of cinchonine.