biocide

noun bio·cide \ˈbī-ə-ˌsīd\

Definition of BIOCIDE

: a substance (as DDT) that is destructive to many different organisms

1947

Medical Dictionary

noun bio·cide \ˈbī-ə-ˌsīd\

: a substance (as DDT) that is destructive to many different organisms

—bio·cid·al \ˌbī-ə-ˈsīd-^əl\ adjective

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