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.
Syn: Somniferous; narcotic; opiate; anodyne.
Soporific \Sop`o*rif"ic\, n. A medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.
The sun became soporific and dead kangaroos by the roadside began to look snuggly and cuddlesome, like furry animal pyjama-cases. Every winery has its own atmosphere.
Some other chronobiologists have reservations about oral melatonin; they feel it might improve sleep patterns simply because it is a soporific.
In the soporific heat, they talk of past campaigns and the possibility of peace.
It takes some skill for Madonna to be both soporific and rhythmic at the same time.