'Thebaine' definitions:

Definition of 'Thebaine'

From: GCIDE

Thebaine \The*ba"ine\, n. [So called from a kind of Egyptian opium produced at Thebes.] (Chem.) A poisonous alkaloid, C19H21NO3, found in opium in small quantities, having a sharp, astringent taste, and a tetanic action resembling that of strychnine. [1913 Webster]