rodenticide
noun
ro·den·ti·cide
rō-ˈden-tə-ˌsīd 
: an agent that kills, repels, or controls rodents
Examples of rodenticide in a Sentence
Recent Examples on the Web
Toxic substances such as pesticides and rodenticides that can be found outdoors also pose some serious health risks.
—
Maria Azzurra Volpe, MSNBC Newsweek, 22 Oct. 2025
It was historically used as a rodenticide and insecticide, but was banned for U.S. household use in 1965, according to the National Institute of Health.
—Trent Abrego, Twin Cities, 6 Sep. 2025
Lab tests by the agency found the pigs had ingested anticoagulant rodenticide diphacinone, a rat poison, officials said.
—Don Sweeney, Sacbee.com, 4 Aug. 2025
One of those in the huddle, state Sen. Christine Cohen, D-Guilford, was Lopes’ predecessor as chair of the Environment Committee and had worked on several previous and unsuccessful efforts to ban neonicotinoids and rodenticides.
—John Moritz, Hartford Courant, 16 May 2025
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Maria Azzurra Volpe, MSNBC Newsweek, 22 Oct. 2025
It was historically used as a rodenticide and insecticide, but was banned for U.S. household use in 1965, according to the National Institute of Health.
—Trent Abrego, Twin Cities, 6 Sep. 2025
Lab tests by the agency found the pigs had ingested anticoagulant rodenticide diphacinone, a rat poison, officials said.
—Don Sweeney, Sacbee.com, 4 Aug. 2025
One of those in the huddle, state Sen. Christine Cohen, D-Guilford, was Lopes’ predecessor as chair of the Environment Committee and had worked on several previous and unsuccessful efforts to ban neonicotinoids and rodenticides.
—John Moritz, Hartford Courant, 16 May 2025
See All Example Sentences for rodenticide
Cite this Entry
“Rodenticide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rodenticide. Accessed 31 Oct. 2025.
Copy CitationKids Definition
rodenticide
noun
ro·den·ti·cide
rō-ˈdent-ə-ˌsīd
: a chemical substance used to kill rodents
Medical Definition
rodenticide
noun
ro·den·ti·cide
rō-ˈdent-ə-ˌsīd
: an agent that kills, repels, or controls rodents
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