ro·​den·​ti·​cide | \ rō-ˈden-tə-ˌsīd How to pronounce rodenticide (audio) \

Definition of rodenticide

: an agent that kills, repels, or controls rodents

Examples of rodenticide in a Sentence

Recent Examples on the Web

Research in 2007 had revealed that the poison, a rodenticide called brodifacoum, might endanger two endemic birds, the Lord Howe Island woodhen and the Lord Howe Island currawong. John Pickrell, Science | AAAS, "Mass rodent poisoning on this remote Australian island could bring back giant stick insect," 5 June 2019 City Councilman Paul Koretz warned his council colleagues about the hazards of rodenticides, which can sicken children and animals. Ian Lovett, WSJ, "Politics Is a Dirty Business—Starting with the Rats at Los Angeles City Hall," 10 Feb. 2019 Land use changes in the eastern United States and the prevalence of rodenticide to kill mice and rats have decimated its populations. Denise Coffey, Courant Community, "Horizon Wings Shares Majesty Of Area Raptors," 29 May 2018 That quest kills many: the low-swooping birds get hit by vehicles, attacked by other raptors such as eagles, or poisoned by eating prey that has been exposed to rodenticides. Kat Eschner, Smithsonian, "A Boom of Snowy Owls Masks a Host of Climate Threats," 8 Feb. 2018 Human foods and medications look like treats to pets as do fertilizers and rodenticides., "Pet owners offered crash course in first aid," 12 June 2017 Mountain lions have also gotten killed by cars and from eating rodenticide, or rat poison. National Geographic, "How Wild Animals Are Hacking Life in the City," 18 Apr. 2016 Wood, a Democrat from Healdsburg, said illegal pot growing operations often use banned rodenticides to keep animals away, but that also kill pacific fishers, deer and other smaller animals. Patrick Mcgreevy,, "Gov. Brown to budget $1.5 million to clean up after illegal pot farming along North Coast," 10 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rodenticide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rodenticide

1903, in the meaning defined above

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Statistics for rodenticide

Last Updated

21 Jun 2019

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Time Traveler for rodenticide

The first known use of rodenticide was in 1903

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More Definitions for rodenticide


ro·​den·​ti·​cide | \ rō-ˈdent-ə-ˌsīd How to pronounce rodenticide (audio) \

Medical Definition of rodenticide

: an agent that kills, repels, or controls rodents

More from Merriam-Webster on rodenticide

Rhyming Dictionary: Words that rhyme with rodenticide Encyclopedia article about rodenticide

Comments on rodenticide

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