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ach

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ach

[ahkh]
–interjection German.
alas; oh.

ACH

automated clearinghouse.

ACh

Biochemistry.
acetylcholine.

a⋅ce⋅tyl⋅cho⋅line

[uh-seet-l-koh-leen, uh-set-, as-i-tl-]
–noun
1. Biochemistry. the acetic acid ester of choline, C7H17NO3, released and hydrolyzed during nerve conduction and causing muscle action by transmitting nerve impulses across synapses.
2. Pharmacology. this substance used in its chloride form in eye surgery. Abbreviation: ACh

Origin:
1905–10; acetyl + choline


a⋅ce⋅tyl⋅cho⋅lin⋅ic [uh-seet-l-koh-lin-ik, uh-set-, as-i-tl-] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: ace·tyl·cho·line
Pronunciation: &-"set-&l-'kO-"lEn, -"sEt-; "as-&-"tEl-
Function: noun
: aneurotransmitter C7H17NO3 released at autonomic synapses and neuromuscular junctions, active in the transmission of nerve impulses, and formed enzymatically in thetissues from choline —ace·tyl·cho·lin·ic /-kO-'lin-ik/ adjective

Main Entry: ACh
Function: abbreviation
acetylcholine
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

acetylcholine a·ce·tyl·cho·line (ə-sēt'l-kō'lēn')
n.
Abbr. Ach
A white crystalline derivative of choline that is released at the ends of nerve fibers in the somatic and parasympathetic nervous systems and is involved in the transmission of nerve impulses in the body.

Ach abbr.
acetylcholine

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
acetylcholine   (ə-sēt'l-kō'lēn')  Pronunciation Key 
A substance that is released at the junction between neurons and skeletal muscle fibers, at the nerve endings of the parasympathetic nervous system, and across synapses in the central nervous system, where it acts as a neurotransmitter. Chemical formula: C7H16NO2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Abbreviations & Acronyms
ACh
acetylcholine
ACH
  1. Association for Computers and the Humanities

  2. automated clearing house

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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