Definitions for "Opiates"
Drugs containing or derived from opium, used as a sedative narcotic to lessen pain or ease sleep (e.g., codeine and morphine).
A type of depressant drug that diminishes pain and central nervous system activity. Prescription opiates include morphine, meperidine (Demerol), methadone, codeine, and various opioid drugs for coughing and pain. Illicit opioids include heroin, also called "smack," "horse," and "boy."
A group of addictive sedatives that in moderate doses relieve pain and induce sleep.