The Collaborative International Dictionary of English v.0.48:

Coridine \Co"ri*dine\ (k?"r?-d?n; 104), n. [From L. cortium
   leather.]
   A colorless or yellowish oil, C10H15N, of a leathery odor,
   occuring in coal tar, Dippel's oil, tobacco smoke, etc.,
   regarded as an organic base, homologous with pyridine. Also,
   one of a series of metameric compounds of which coridine is a
   type. [Written also corindine.]
   [1913 Webster]