adj., n., & v.
--adj.
1. containing opium.
2 narcotic, soporific.
--n.
1. a drug containing opium, usu. to ease pain or induce sleep.
2 a thing which soothes or stupefies.
--v.tr.
1. mix with opium.
2 stupefy.
Etymology: med.L opiatus, -um, opiare f. L opium: see OPIUM