Dictionary and Thesaurus

Definition of Soporific

• (a.) Causing sleep; tending to cause sleep; soporiferous; as, the soporific virtues of opium.
• (n.) A medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.

Synonyms of Soporific

• Hypnotic
• Soporiferous
• Somniferous
• Somnific
• Hypnogogic
• Hypnagogic
• Narcotic
• Soporiferous

Antonyms of Soporific

Homophones of Soporific