sedative

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

sed·a·tive /ˈsedətɪv/ noun [countable] MDa drug used to make someone calm or go to sleep 镇静药，镇静剂 —sedative adjective

Examples from the Corpus

sedative• Doctors, the suit claims, also supervise attachment of a heart monitor and might give the condemned inmate a sedative.• He was offered a sedative for this test, too.• Ben Barka was then tied to a chair and injected with a sedative.• Valerian root has been used for centuries as a mild sedative.• The news was good: minor cuts, nothing deep, anti-tetanus injections just in case, mild sedative for shock.• In high amounts hops are such a potent sedative that Clement, working as an herbalist, offers them to dental patients.• Our vet came out early that morning with some sedative, but we needn't have bothered.• This annoyed the surgeon, who began to cut before the local or the sedative had taken effect.