Meaning of barbiturate in English:


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  • 1Any of a class of sedative and sleep-inducing drugs derived from barbituric acid.

    ‘Drugs for which subjects were tested included cocaine, opiates, marijuana, phencyclidine, benzodiazepines, methaqualone, methadone, propoxyphene, barbiturates, and amphetamines.’
    • ‘Amphetamines, barbiturates, tranquilizers, sleeping pills, anti-depressants, and analgesics, for example, were available over the counter or through a doctor's prescription and were widely used.’
    • ‘Until twenty years ago the main group of sedative drugs were the barbiturates, now almost entirely replaced by the benzodiazepines.’
    • ‘Tranquilizers, amphetamines, barbiturates, marijuana, or hallucinogens were listed by the remaining 9% of the women as their primary drug.’
    • ‘Other types of drugs, including barbiturates, sedative antidepressants, and antipsychotic drugs, are less preferred because of their side effects (which range from gastric irritation to high risk of addiction).’
    • ‘Urine screening tests for drugs of abuse detect general classes of compounds, such as amphetamines, barbiturates, benzodiazepines, or opiates.’
    • ‘The only two classes of drugs that show any sign of modest increase - at least among 12 th graders - are barbiturate sedatives and minor tranquilizers.’
    • ‘Siva's devotees are forbidden to use drugs of abuse, such as cocaine, heroin, amphetamines, barbiturates, psychedelics and marijuana, unless prescribed by a licensed physician.’
    • ‘These drugs fall into three subgroups: barbiturates and barbiturate-like drugs, minor tranquilizers and alcohol.’
    • ‘Clearly, however, without further research, a presumption that temporal consistencies exist for other drugs, such as marijuana, barbiturates, and methamphetamine, would be an unsubstantiated one.’
    • ‘We found minor differences in prevalence rates for some broad drug categories, such as cocaine, barbiturates, and amphetamines.’
    • ‘Random urine toxicology screens were done at admission and several times throughout the inpatient treatment program to confirm the absence of any cocaine, opiates, barbiturates, or benzodiazapines.’
    • ‘For example, because alcohol, barbiturates and sedative-hypnotics accelerate methadone metabolism, they foster withdrawal symptoms.’
    • ‘They note that sedative drugs such as benzodiazepines, barbiturates, deep sedation, and anesthesia may increase the amount of faster background EEG readings and interfere with interpretation.’
    • ‘The third measure, polydrug use, is the sum of hallucinogen, amphetamine, barbiturate, cocaine, and heroin use.’
    • ‘In addition, there were also significant differences on use of hallucinogens, tranquilizers, barbiturates, and inhalants between these two groups.’
    • ‘Female adolescents with sexual abuse histories were also more likely to use hallucinogens, tranquilizers, barbiturates, and inhalants.’
    • ‘The specific drugs included marijuana, cocaine, crack cocaine, PCP, barbiturates, and amphetamines.’
    • ‘It is recommended, therefore, that the current study be replicated with less popular drugs of abuse, such as barbiturates, benzodiazepines, and methamphetamine.’
    • ‘Class B drugs, which carry a maximum penalty of two years for possession and five years for trafficking, include amphetamine, marijuana and barbiturates.’
    1. 1.1Chemistry A salt or ester of barbituric acid.
      ‘Since then, more than 2,500 barbiturates have been synthesized, of which more than 50 have been marketed.’
      • ‘He was addicted to tranquillisers and codeine tablets, taking up to 60 per day at one point, after he became hooked on the barbiturates during a period of depression.’
      • ‘An attack can also be brought on as a result of withdrawal from alcohol or barbiturates; extreme emotional distress, or fatigue.’
      • ‘She died, virtually penniless, in 1965 after overdosing on alcohol and barbiturates.’
      • ‘It was the beginning of Faithfull's fall - she turned to barbiturates and alcohol while Jagger buried himself in work.’



/bɑːˈbɪtjʊrət/ /bɑːˈbɪtjʊreɪt/