Definition, Meaning & Synonyms

barbiturate

noun
/ˌbɑːrˌbɪtʃ.ʊˈreɪt/
Definition
Barbiturates are a class of drugs that act as central nervous system depressants. They are primarily used to induce sedation and manage anxiety or sleep disorders.
Examples
  • The doctor prescribed a barbiturate to help the patient sleep.
  • Barbiturates were commonly used in the past for anxiety treatment.
  • Misuse of barbiturates can lead to serious health issues.
Meaning
Barbiturates work by enhancing the effects of a neurotransmitter in the brain called gamma-aminobutyric acid (GABA), leading to a calming effect.
Synonyms
  • sedative
  • tranquilizer
  • depressant