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gamma-aminobutyric acid

[ gam-uh uh-mee-noh-byoo-tir-ik, -am-uh-noh- ]

noun



gamma-aminobutyric acid

/ ˌɡæməəˌmiːnəuːbjʊˈtɪrɪk /

noun

  1. See GABA
    the full name for GABA


gamma-aminobutyric acid

/ găm′ə-ə-mē′nō-byo̅o̅-tîrĭk,-ăm′ə- /

  1. An amino acid occurring in the brain as a neurotransmitter that acts to inhibit the transmission of nerve impulses. Certain antianxiety drugs, called benzodiazepines, mimic the actions of gamma-aminobutyric acid. Chemical formula: C 4 H 9 NO 2 .


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Word History and Origins

Origin of gamma-aminobutyric acid1

First recorded in 1960–65; amino- + butyric acid

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