opiate
nounAny of various sedative narcotics containing opium or one or more of its natural or synthetic derivatives.
nounA drug, hormone, or other chemical substance having sedative or narcotic effects similar to those containing opium or its derivatives.
nounSomething that dulls the senses and induces relaxation or torpor.
adjectiveContaining opium or any of its derivatives.
adjectiveResembling opium or its derivatives in activity.
adjectiveInducing sleep or sedation; soporific.
adjectiveCausing dullness or apathy; deadening.
transitive verbTo subject to the action of an opiate.
transitive verbTo dull or deaden as if with a narcotic drug.