soporific Meaning, Definition & Usage
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noun a drug that induces sleep
hypnotic.
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adjective satellite sleep inducing
hypnagogic; hypnogogic; soporiferous; somniferous; somnific.
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adjective satellite inducing mental lethargy
soporiferous; narcotic.
- a narcotic speech
WordNet
Sop`o*rif"ic adjective
Etymology
L.Definitions
Causing sleep; tending to cause sleep; soporiferous; as, the .soporific virtues of opiumSyn. -- Somniferous; narcotic; opiate; anodyne.
Sop`o*rif"ic noun
Definitions
A medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.