Bible Dictionaries
Soporific

Webster's Dictionary

(1):

(a.) Causing sleep; tending to cause sleep; soporiferous; as, the soporific virtues of opium.

(2):

(n.) A medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.

Bibliography Information
Webster, Noah. Entry for 'Soporific'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/soporific.html. 1828.