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Word of the Day Tuesday, June 9, 2026

poisonous

/ˈpoɪzənəs/ adjective · British & US
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What does poisonous mean?

adjective

Having a quality of being poisonous; capable of causing harm or death if ingested, inhaled, or otherwise introduced into the body.

Example

"The poisonous plants in the garden were carefully removed to prevent any harm to the children."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for poisonous

Antonyms of poisonous

Rhymes with poisonous

Etymologically related