xenobiotic Hear it!

xenobiotic definition

xeno·bi·otic (zen′ō bī ät′ik, zē′nō-)

adjective

designating or of a chemical substance that is foreign, and usually harmful, to living organisms

Etymology: xeno- (sense ) + biotic

noun

such a substance

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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