xenobiotic
xe·no·bi·ot·ic
noun \ˌze-nō-bī-ˈä-tik, ˌzē-, -bē-\Definition of XENOBIOTIC
: a chemical compound (as a drug, pesticide, or carcinogen) that is foreign to a living organism
— xenobiotic adjective
First Known Use of XENOBIOTIC
1965
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