Opiate

n.	1.	Originally, a medicine of a thicker consistency than sirup, prepared with opium.
	2.	Any medicine that contains opium, and has the quality of inducing sleep or repose; a narcotic.
	3.	Anything which induces rest or inaction; that which quiets uneasiness. They chose atheism as an opiate. - Bentley.
a.	1.	Inducing sleep; somniferous; narcotic; hence, anodyne; causing rest, dullness, or inaction; as, the opiate rod of Hermes.
v. t.	1.	To subject to the influence of an opiate; to put to sleep.

Noun

1.

opiate - a narcotic drug that contains opium or an opium derivative

Amytal, Amytal pill, Demerol, Dolophine, H, Luminal, Luminal pill, M, Mickey Finn, Nembutal, Nembutal pill, Seconal, Seconal pill, Tuinal, Tuinal pill, accept, alcohol, amobarbital sodium, analgesic, anesthetic, anodyne, barb, barbiturate, barbiturate pill, believe, black stuff, blue, blue angel, blue devil, blue heaven, blue velvet, calmative, chloral hydrate, codeine, codeine cough syrup, consider, depressant, depressor, dolly, dope, downer, drug, goofball, hard stuff, heroin, hold, hop, horse, judge, junk, knockout drop, knockout drops, laudanum, liquor, lotus, lullaby, mandrake, meperidine, methadone, morphia, morphine, narcotic, nightcap, opinion, opium, pacifier, pain killer, pain-killer, paregoric, pen yan, phenobarbital, phenobarbital sodium, poppy, purple heart, quietener, rainbow, red, regard, scag, secobarbital sodium, sedative, shit, sleep-bringer, sleep-inducer, sleep-producer, sleeper, sleeping draught, sleeping pill, sleepy, smack, sodium thiopental, somnifacient, somniferous, soother, soothing syrup, soporific, speculate, tar, think, turps, view, white stuff, yellow, yellow jacket