poisoning (disambiguation) poisoning (disambiguation) poisoning is the action of poison. look up poisoning in wiktionary, the free dictionary. poisoning may also refer to: biological toxicity toxin envenomation, when an animal injects its venom through a bite or sting secondary poisoning radiation poisoning, a biology concept catalyst poisoning, a chemistry concept neutron poison, a nuclear physics concept route poisoning, a computer network concept this article is issued from wikipedia. the text is licensed under creative commons - attribution - sharealike. additional terms may apply for the media files.