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Synonyms

barbiturate

American  
[bahr-bich-er-it, -uh-reyt, bahr-bi-toor-it, -eyt, -tyoor-] / bɑrˈbɪtʃ ər ɪt, -əˌreɪt, ˌbɑr bɪˈtʊər ɪt, -eɪt, -ˈtjʊər- /

noun

Pharmacology.
barbiturates plural
  1. any of a group of barbituric acid derivatives, used in medicine as sedatives and hypnotics.


barbiturate British  
/ -ˌreɪt, bɑːˈbɪtjʊrɪt /

noun

  1. a derivative of barbituric acid, such as phenobarbital, used in medicine as a sedative, hypnotic, or anticonvulsant

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

barbiturate Scientific  
/ bär-bĭchər-ĭt /
  1. Any of a group of drugs that act as depressants of the central nervous system, are highly addictive, and are used primarily as sedatives and anticonvulsants. Phenobarbital and pentobarbital are examples of barbiturates.


Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of barbiturate

First recorded in 1925–30; barbitur(ic) + -ate 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The report showed that the state ultimately opted not to buy pentobarbital from a veterinarian 2017, but did consider importing the barbiturate internationally before scuttling that over logistical concerns.

From Seattle Times Dec. 29, 2022

Some switched to using a single drug, the barbiturate pentobarbital, which is a sedative and anticonvulsant often used before surgeries or to treat epilepsy.

From Scientific American Sep. 23, 2022

But conspiracists wondering why the deputy medical examiner who performed the autopsy found no barbiturate residue in the 36-year-old movie star’s stomach if she ingested the drugs orally were disappointed by the answers.

From Los Angeles Times Aug. 4, 2022

Instead of the three-drug protocol, the federal government plans to use pentobarbital, a barbiturate used often in veterinary medicine and physician-assisted suicides.

From Slate Jul. 25, 2019

Gregory Paul Lawler, 63, is scheduled to receive an injection of the barbiturate pentobarbital on Wednesday evening at the state prison in Jackson.

From Washington Times Oct. 19, 2016

The analysis focused on five categories of CNS-active medications: antidepressants with strong anticholinergic properties, antipsychotics, barbiturates, benzodiazepines, and non-benzodiazepine hypnotics.

From Science Daily Jan. 13, 2026

Mr Crew, who died aged 74, reportedly told nurses "I want to die today" before drinking water laced with barbiturates under the supervision of Dignitas.

From BBC Nov. 29, 2024

The Omsk region Ministry of Health announced Saturday that no signs of known toxins were found in Navalny’s system, including barbiturates, strychnine, synthetic poisons and oxybutyrates, used to treat conditions such as narcolepsy.

From Washington Post Aug. 22, 2020

But Justice Antonin Scalia said that the barbiturates traditionally used, and proven to be reliable, were not obtainable “because the abolitionists have rendered it impossible.”

From New York Times Apr. 29, 2015

Assistant Attorney General John Hadden said Oklahoma and other states have been forced to look for other drug alternatives after more commonly used short-acting barbiturates became scarce because of manufacturers’ opposition to the death penalty.

From Time Dec. 17, 2014

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