mustard gas

mustard gas definition - medical

mus·tard gas (mŭsˈtərd)

noun
An oily, volatile liquid that is corrosive to the skin and mucous membranes, causes severe, sometimes fatal respiratory damage, and was used in World War I as a chemical warfare agent.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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