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Webster 1913 Edition

Adj.

[L.

somnifer

;

somnus

sleep +

ferre

to bring.]

Causing or inducing sleep; soporific; dormitive;

as, a

somniferous

potion

Walton.

Adj.

[L. somnifer; somnus, sleep, and fero, to bring.] Causing or inducing sleep; soporiferous; narcotic; as a somniferous potion.

somniferous ‎(comparative more somniferous, superlative most somniferous)