opiate
Defined in 1 dictionary — U.S. Code
United States Code
21 U.S.C. § 802 — as used in this subchapter (2 versions over time)
The term “opiate” or “opioid” means any drug or other substance having an addiction-forming or addiction-sustaining liability similar to morphine or being capable of conversion into a drug having such addiction-forming or addiction-sustaining liability.