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lewisite definition

☆ lewis·ite (lo̵̅o̅′is īt′)

noun

a pale-yellow, odorless arsenical compound, ClCH=CHAsCl, used as a blistering poison gas

Etymology: after W. L. Lewis (1878-1943), U.S. chemist

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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