blood alcohol concentration(redirected from Blood alcohol level)
Also found in: Dictionary, Acronyms.
blood alcohol concentration
The concentration of alcohol in the blood, expressed as the weight of alcohol in a fixed volume of blood and used as a measure of the degree of intoxication in an individual. The concentration depends on body weight, the quantity and rate of alcohol ingestion, and the rates of alcohol absorption and metabolism. Also called blood alcohol level.
blood alcohol concentrationThe serum levels of ethanol in a person who has imbibed alcohol. US federal mandate defines 80 mg/dL as legal intoxication; rest of world 17.4 mmol/L.
> 200 mg/dl, narcosis; > 300 mg/dL, stupor and coma.
blood alcohol concentrationBlood alcohol level Clinical chemistry The serum levels of ethanol in an individual who has imbibed same; U.S. federal mandate has defined 80 mg/dL as legal intoxication
blood alcohol concentrationAbbreviation: BAC
The weight of ethanol in a fixed volume of blood, usually expressed in the U.S. in mg/dl. Concentration depends on quantity, the rate of alcohol ingestion, metabolism, and alcohol absorption rates. BAC is used to measure the degree of a person's intoxication. The alcohol level at which a person is considered legally impaired varies by country and state.Synonym: blood alcohol level
See also: concentration