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WordNet-Online
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Definitions from WordNet
Noun poisonous substance has 1 sense
- poison, poisonous substance - any substance that causes injury or illness or death of a living organism
--1 is a kind of substance, matter
--1 has particulars: atropine; hyoscyamine; toxin
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Definitions from the Web
Poisonous Substance
Definition: A poisonous substance refers to any substance that can cause harm, illness, or death when ingested, inhaled, or otherwise exposed to.
Examples:
- Be careful when handling chemicals in the laboratory, as some of them may contain poisonous substances.
- Ingestion of a poisonous substance can lead to severe symptoms such as nausea, vomiting, and organ failure.
- Exposure to certain plants and their parts, like leaves or berries, can result in the absorption of poisonous substances.
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