rodenticide

noun

ro·​den·​ti·​cide rō-ˈden-tə-ˌsīd How to pronounce rodenticide (audio)
: an agent that kills, repels, or controls rodents

Examples of rodenticide in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In 2001, Fairfax lawmakers enacted a ban on all herbicides, insecticides and rodenticides on public land. — Lila Seidman, Los Angeles Times, 16 Aug. 2026 She was also treated for rodenticide toxicity, which occurs when humans or nontarget animals ingest rat or mouse poisons; however, caregivers did not believe that was the primary cause of her illness. — Saman Shafiq, USA Today, 12 Aug. 2026 Ultimately, a combination of pigeon herpes, rodenticide poisoning and a collision with a building ended Flaco’s life in 2024. — Emma Gometz, Scientific American, 7 Aug. 2026 The regular use of chemical rodenticides is a danger to humans, companion animals and wildlife. — Elan Abrell, The Conversation, 22 July 2026 See All Example Sentences for rodenticide

Word History

First Known Use

1903, in the meaning defined above

Time Traveler
The first known use of rodenticide was in 1903

Browse Nearby Words

rodential
rodenticide
rodent ulcer
See all Nearby Words

Cite this Entry

“Rodenticide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rodenticide. Accessed 23 Aug. 2026.

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Kids Definition

rodenticide

noun
ro·​den·​ti·​cide rō-ˈdent-ə-ˌsīd How to pronounce rodenticide (audio)
: a chemical substance used to kill rodents

Medical Definition

rodenticide

noun
ro·​den·​ti·​cide rō-ˈdent-ə-ˌsīd How to pronounce rodenticide (audio)
: an agent that kills, repels, or controls rodents

More from Merriam-Webster on rodenticide

Britannica.com: Encyclopedia article about rodenticide

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