Definition of depressant in English:

depressant

adjective

  • (chiefly of a drug) reducing functional or nervous activity.

    • ‘Users often present with multiple drug ingestions, which may include stimulant and depressant drugs.’
    • ‘These data underscore the need for clinicians to search for problems with other depressant drugs and to take care before prescribing benzodiazepines in alcohol-dependent individuals.’
    • ‘LSD effects appear to be totally different from those produced by narcotics or other depressant drugs.’
    • ‘It is also necessary to exclude reversible causes of failure of brain function, including depressant drugs and hypothermia.’
    • ‘The interactions of carisoprodol with other CNS depressant drugs appears to be particularly significant.’
    tranquillizing, calming, depressant, soothing, calmative, relaxing, soporific
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noun

  • 1A depressant drug.

    • ‘The drug is a depressant and will lead to lack of energy and general relaxation of the muscles.’
    • ‘Phenothiazines, tricyclic antidepressants, and CNS depressants may potentiate the therapeutic and adverse effects of opioids.’
    • ‘Alcohol is a depressant, a powerful drug with mood-altering effects.’
    • ‘Interactions with benzodiazepines, pentobarbital, and other central nervous system depressants can yield additional sedative effects.’
    • ‘The report also suggests that the number of new users has been climbing since the mid-1980s, the largest increase occurring with the depressants oxycodone, methadone and morphine.’
    sedative, tranquillizer, calmative, sleeping pill, soporific, opiate, hypnotic
    downer, trank, sleeper, dope
    neuroleptic, stupefacient
    nepenthes
    bromide, sleeping draught
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    1. 1.1An influence that depresses economic or other activity.
      ‘higher taxation is a depressant’
      • ‘He argues that, despite the severe strain on population and economic growth caused by the slave trade, the economy continued to expand from the seventeenth to the nineteenth century, and the colonial state acted as an economic depressant rather than a stimulant.’
      • ‘The debate, in other words, boils down to whether or not the stimulus of increased government spending has a stronger effect on the economy in the short term than the depressant of higher interest rates.’
      • ‘The independence wars' impact has generally been seen as a depressant on economic activity, resulting in a general stagnation that lasted until at least mid-century, with a few exceptions.’

Pronunciation:

depressant

/dəˈpres(ə)nt/