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gamma-aminobutyric acid

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

noun

  1. GABA.

gamma-aminobutyric acid

/ ˌɡæməəˌmiːnəuːbjʊˈtɪrɪk /

noun

  1. the full name for GABA

“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

gamma-aminobutyric acid

  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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