somnifacient

somnifacient

[som-nuh-fey-shuhnt]
adjective
1.
causing or inducing sleep.
noun
2.
a drug or other agent that induces or tends to induce sleep.

Origin:
1885–90; < Latin somn(us) sleep + -i- -i- + -facient

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American Heritage
Medical Dictionary

somnifacient som·ni·fa·cient (sŏm'nə-fā'shənt)
adj.
Tending to produce sleep; soporific.


som'ni·fa'cient n.
The American Heritage® Stedman's Medical Dictionary
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