2. (n.) Any medicine that contains opium, and has the quality of inducing sleep or repose; a narcotic.
3. (n.) Anything which induces rest or inaction; that which quiets uneasiness.
4. (a.) Inducing sleep; somniferous; narcotic; hence, anodyne; causing rest, dullness, or inaction; as, the opiate rod of Hermes.
5. (v. t.) To subject to the influence of an opiate; to put to sleep.