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rodenticide

American  
[roh-den-tuh-sahyd] / roʊˈdɛn təˌsaɪd /

noun

  1. a substance or preparation for killing rodents.


rodenticide British  
/ rəʊˈdɛntɪˌsaɪd /

noun

  1. a substance used for killing rats, mice, and other rodents

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rodenticide Scientific  
/ rō-dĕntĭ-sīd′ /
  1. A pesticide used to kill rodents. Warfarin is a rodenticide.

  2. Compare fungicide herbicide insecticide


Etymology

Origin of rodenticide

First recorded in 1935–40; rodent + -i- + -cide

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"Even if we put down rodenticide, they won't eat it. They are just not interested… Once these bins are infested with rats, the bin men don't want to collect it either."

From BBC Sep. 25, 2025

According to the California Department of Fish and Wildlife, a 2018 study found that about 8.3% of wild pigs tested had traces of anticoagulant rodenticide residue.

From Los Angeles Times Aug. 5, 2025

Mountain lions in the Los Angeles area deal with many challenges -- busy roadways where they're often killed, wildfires, rodenticide exposure, low genetic diversity and fragmented habitat.

From Science Daily Nov. 15, 2024

She and colleagues came across dead rabbits and owls and an exam confirmed that one ground squirrel had died after consuming rodenticide, which makes predators such as coyotes and bobcats susceptible to mange.

From Seattle Times Feb. 18, 2024

You can also reach out to your building management to ask if rodenticide is being used try to get them to reduce how much they use.

From Slate Mar. 18, 2023

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