Search Result for "soporific": 
Wordnet 3.0

NOUN (1)

1. a drug that induces sleep;
[syn: soporific, hypnotic]


ADJECTIVE (2)

1. sleep inducing;
[syn: soporific, soporiferous, somniferous, somnific, hypnogogic, hypnagogic]

2. inducing mental lethargy;
- Example: "a narcotic speech"
[syn: narcotic, soporiferous, soporific]


The Collaborative International Dictionary of English v.0.48:

Soporific \Sop`o*rif"ic\ (?; 277), a. [L. sopor a heavy sleep (akin to somnus sleep) + facere to make. See Somnolent, Fact.] Causing sleep; tending to cause sleep; soporiferous; as, the soporific virtues of opium. [1913 Webster] Syn: Somniferous; narcotic; opiate; anodyne. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Soporific \Sop`o*rif"ic\, n. A medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic. [1913 Webster] Soporose
WordNet (r) 3.0 (2006):

soporific adj 1: sleep inducing [syn: soporific, soporiferous, somniferous, somnific, hypnogogic, hypnagogic] 2: inducing mental lethargy; "a narcotic speech" [syn: narcotic, soporiferous, soporific] n 1: a drug that induces sleep [syn: soporific, hypnotic]
Moby Thesaurus II by Grady Ward, 1.0:

179 Moby Thesaurus words for "soporific": Amytal, Amytal pill, Demerol, Dolophine, H, Laodicean, Luminal, Luminal pill, M, Mickey Finn, Nembutal, Nembutal pill, Olympian, Seconal, Seconal pill, Tuinal, Tuinal pill, alcohol, aloof, amobarbital sodium, analgesic, anesthetic, anesthetized, anodyne, apathetic, barb, barbiturate, barbiturate pill, benumbed, black stuff, blah, blase, blue, blue angel, blue devil, blue heaven, blue velvet, calmant, calmative, calming, cataleptic, chloral hydrate, codeine, codeine cough syrup, comatose, deadening, depressant, depressor, desensitized, detached, disinterested, dolly, doped, downer, dozy, dreamy, drowsy, drugged, drugged with sleep, dull, goofball, half asleep, hard stuff, heartless, heavy, heavy with sleep, heavy-eyed, hebetudinous, heroin, hop, hopeless, horse, hypnotic, in a stupor, indifferent, insouciant, junk, knockout drops, languid, laudanum, lethargic, liquor, listless, lotus, lullaby, mandrake, meperidine, methadone, morphia, morphine, napping, narcoleptic, narcose, narcotic, narcotized, narcous, nightcap, nodding, nonchalant, numb, numbed, numbing, opiate, opium, oscitant, out of it, pacifier, pain killer, paregoric, passive, pen yan, phenobarbital, phenobarbital sodium, phlegmatic, pluckless, poppy, purple heart, quietener, quietening, rainbow, red, resigned, scag, secobarbital sodium, sedated, sedative, shit, slack, sleep-bringer, sleep-causing, sleep-compelling, sleep-drowned, sleep-drunk, sleep-filled, sleep-inducer, sleep-inducing, sleep-inviting, sleep-producer, sleep-provoking, sleep-swollen, sleeper, sleepful, sleeping draught, sleeping pill, sleepy, sluggish, slumberous, slumbery, smack, snoozy, sodium thiopental, somnifacient, somniferous, somnolent, soother, soothing, soothing syrup, spiritless, spunkless, stoic, stretchy, stupefied, stuporose, stuporous, supine, tar, torpid, tranquilizer, tranquilizing, turps, uncaring, unconcerned, uninterested, white stuff, withdrawn, yawning, yawny, yellow, yellow jacket