any of several poison gases, derived chiefly from phosphoric acid, that weaken or paralyze the nervous system, especially that part of the system controlling respiration.
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Origin of nerve gas
First recorded in 1935–40
Words nearby nerve gas
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for nerve gas
A third category of chemical weapon is comparably savage—the nerve-gas agents.Sarin, Nitrogen Mustard, Cyanide & More: All About Chemical Weapons|Kent Sepkowitz|August 26, 2013|DAILY BEAST
British Dictionary definitions for nerve gas
(esp in chemical warfare) any of various poisonous gases that have a potentially fatal paralysing effect on the central nervous system
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 nerve gas
Any of various poisonous gases that interfere with the functioning of nerves by inhibiting cholinesterase.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for nerve gas
Any of various poisonous gases that interfere with the functioning of nerves by inhibiting the breakdown of the neurotransmitter acetylcholine. Increased levels of acetylcholine stimulate the parasympathetic nervous system, leading to cardiac and respiratory arrest.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.