GABA Hear it!

GABA definition

GABA (gab′ə; gä′bə, -bä′)

noun

an amino acid, HN(CH)COOH, found in plants and in nervous tissue, esp. in the brain, where it acts as a neurotransmitter that suppresses nerve activity

Etymology: g(amma-)a(mino)b(utyric) a(cid)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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