gamma-aminobutyric acid
[ gam-uh uh-mee-noh-byoo-tir-ik, -am-uh-noh- ]
/ ˈgæm ə əˌmi noʊ byuˈtɪr ɪk, -ˌæm ə noʊ- /
noun
GABA.
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Origin of gamma-aminobutyric acid
First recorded in 1960–65; amino- + butyric acid
Words nearby gamma-aminobutyric acid
gamma ray, gamma ray astronomy, gamma ray burst, gamma rays, gamma stock, gamma-aminobutyric acid, gamma-benzene hexachloride, gamma-ray astronomy, gamma-ray burst, gammadion, gammagram
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for gamma-aminobutyric acid
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
Medical definitions for gamma-aminobutyric acid
gamma-aminobutyric acid
[ găm′ə-ə-mē′nō-byōō-tîr′ĭk, -ăm′ə-nō- ]
n.
An amino acid that occurs in the central nervous system and that is associated with transmission of inhibitory nerve impulses.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for gamma-aminobutyric acid
gamma-aminobutyric acid
[ găm′ə-ə-mē′nō-byōō-tîr′ĭk, -ăm′ə- ]
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: C4H9NO2.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.