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xenobiotic

[zen-uh-bahy-ot-ik, -bee-, zee-nuh-] /ˌzɛn ə baɪˈɒt ɪk, -bi-, ˌzi nə-/
noun
1.
a chemical or substance that is foreign to an organism or biological system.
Origin
1915-1920
1915-20; xeno- + biotic
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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xenobiotic in Medicine

xenobiotic xen·o·bi·ot·ic (zěn'ə-bī-ŏt'ĭk, zē'nə-)
adj.
Foreign to the body or to living organisms. Used of chemical compounds. n.
A xenobiotic chemical.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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