noun. an opium alkaloid which is chemically alike to morphine but has arousing impacts. It consists of about 0.2% of organic opium. Even though it lacks the pain relieving impact of morphine, it can be transposed to many imperative opioid agonists and antagonists

THEBAINE: "Oxycodone is derived from Thebaine."
Cite this page: N., Pam M.S., "THEBAINE," in, April 29, 2013, (accessed September 17, 2021).