adjective
(pharmacology) Relating to, resembling, or containing opium.
Soporific; inducing sleep or sedation.
Deadening; causing apathy or dullness.
noun
(pharmacology) A drug, hormone or other substance derived from or related to opium.
Something that dulls the senses and induces a false and unrealistic sense of contentment.
verb
(transitive) To treat with an opiate drug.