noun \thə-ˈbā-ˌēn\

Definition of THEBAINE

: a poisonous crystalline alkaloid C19H21NO3 found in opium in small quantities, related chemically to morphine and codeine, and possessing a sharp astringent taste and a tetanic action like strychnine

Seen & Heard

What made you want to look up thebaine? Please tell us where you read or heard it (including the quote, if possible).