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Toxicology Glossary - X

x-disease: Hyperkeratotic disease in cattle following exposure to chlorinated dibenzo-p-dioxins, naphthalenes and related compounds.

xenobiotic:

1. Strictly, any substance interacting with an organism that is not a natural component of that organism.
   SN exogenous substance, foreign substance or compound.
2. Man-made compounds with chemical structures foreign to a given organism.
   Nagel et al. (eds), 1991
   SN anthropogenic substance.