Pesticide
Pesticide noun - A chemical used to kill pests (as rodents or insects).
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Synonyms for Pesticide
Poison
Poison noun - A substance that by chemical action can kill or injure a living thing.
Usage example: the only way to get rid of rats is to leave out poison
Cite this Source
Poison and Pesticide. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/pesticide/poison
Pesticide & Poison. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/pesticide/poison>.
Poison or Pesticide. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/pesticide/poison.
Google Ngram Viewer shows how "pesticide" and "poison" have occurred on timeline