Definition of barbital in English:

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Pronunciation: /ˈbärbətäl/


North American
A long-acting sedative and sleep-inducing drug of the barbiturate type.
  • Alternative name: diethylbarbituric acid; chemical formula: C6H12O3N2
Example sentences
  • The author performed immunoprecipitation with immunodiffusion, using Petri dishes that contained 15 ml of 1.2% agarose in a barbital buffer.
  • Systemic and intracerebroventricular administration of sodium barbital induced a place preference in rats
  • These results suggest that nifedipine potentiates the development of physical dependence on barbital but not diazepam.


Early 20th century: from barbituric acid, on the pattern of veronal (an alternative name).

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