01 a. Causing or inducing sleep; soporific; dormitive; as, a somniferous potion.
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1.
Causing or inducing sleep; soporific; dormitive; as, a somniferous potion.
Entry
1 sense
Webster, 1913
Somniferous
· Som·nif·er·ous
· IPA /sɑmˈnɪfəɹəs/