Definition of sedative in English:



  • Promoting calm or inducing sleep.

    ‘the seeds have a sedative effect’
    • ‘Research has shown that the flower of the mimosa tree has a sedative effect.’
    • ‘The second-generation antihistamines were developed principally to avoid sedative actions.’
    • ‘"Eating a large meal will have a sedative effect, " says Young.’
    • ‘Mechanical ventilation and use of paralytic and sedative agents impair communication between patients and others.’
    • ‘Tolerance towards the sedative effects seems to develop before tolerance to the stimulatory effects.’
    • ‘In pharmacological interventions, analgesic and sedative agents were more often used concomitantly than individually.’
    • ‘Limited evidence from one animal study suggests that hops may potentiate the effects of sedative drugs.’
    • ‘These heavy mineral substances tend to create more grounding sedative effects that help calm the mind and emotions.’
    • ‘Studies show sedative herbs gently depress the central nervous system, thus calming you and inducing sleep.’
    • ‘Antidepressant and sedative drugs gave troublesome side effects and only temporary relief.’
    • ‘Antihistamines are sometimes used but mainly for sedative effect.’
    • ‘Their findings supported the use of hypnosis as a substitute for sedative drug use.’
    • ‘In most cases patients did not respond to the usual doses of antipsychotics and sedative agents.’
    • ‘Thus, sedative effects potentially could accumulate with repeated administration.’
    • ‘Butterbur should be considered for treating seasonal allergic rhinitis when the sedative effects of antihistamines need to be avoided.’
    • ‘He should omit sedative drugs and reduce his alcohol intake.’
    • ‘Other mild sedative herbs are linden (lime flower) and lemon verbena.’
    tranquillizing, calming, depressant, soothing, calmative, relaxing, soporific
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  • A drug taken for its calming or sleep-inducing effect.

    ‘she won't let them give her sedatives because of the baby’
    ‘a mild sedative’
    • ‘Before the tears came, Doctor Lee mercifully injected Robert with a powerful sedative.’
    • ‘To help you relax, you may receive a sedative intravenously.’
    • ‘Another psychiatrist also gave her sedatives and sleeping pills.’
    • ‘The child should not receive sedatives or opiates as these may depress the respiratory drive.’
    • ‘Doctors prescribed sedatives, painkillers and rest, and advised sufferers to pull themselves together.’
    • ‘Is it the sedative administered by Sheeran or is it something else?’
    • ‘Staff had trouble controlling the man and a doctor prescribed an oral sedative.’
    • ‘For dogs who travel in the family car, valerian is one of the most powerful herbal sedatives and tranquillisers.’
    • ‘They pinned her to the floor, swabbed her arm and injected the sedative in her.’
    • ‘Biopsies can be uncomfortable and you may be given a mild sedative or local anaesthetic.’
    • ‘A final medical alternative includes short-term use of prescription sedatives to combat withdrawal symptoms.’
    • ‘Effie put down the medical bag, took out a hypodermic and filled it with a powerful sedative.’
    • ‘She had become dependent on a variety of drugs - sedatives, amphetamines and various narcotics, including heroin.’
    • ‘When used alone, sedatives were administered a little more often than were analgesics.’
    • ‘A total of 11.6 % of patients received sedatives before and/or during procedures.’
    • ‘You should be grateful that I'm not smoking pot or injecting sedatives!’
    • ‘Doctors sometimes prescribe sedatives like Valium to alleviate the symptoms.’
    • ‘You may be given a mild sedative to help you relax.’
    • ‘Because of this action, alcohol produces similar effects as the sedatives but through an independent mechanism.’
    • ‘This strategy may prevent accumulation of sedatives by allowing the drugs to be eliminated between doses.’
    tranquillizer, calmative, depressant, sleeping pill, soporific, narcotic, opiate
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Late Middle English: from Old French sedatif or medieval Latin sedativus, from Latin sedat- ‘settled’, from the verb sedare (see sedate).