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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:

He said the baiting programme is "something we do quite reluctantly because it isn't ideal in a natural environment to be using rodenticide".

From BBC Aug. 21, 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

Wolfaardt said four to six helicopters will likely be used to drop up to 550 tons of rodenticide bait across the island.

From Seattle Times Mar. 15, 2024

Window, building and vehicle collisions, as well as lead and pesticide exposure due to hunting with lead ammunition and rodenticide use, were listed as among the top threats.

From Los Angeles Times Dec. 10, 2023

Despite the 2020 legislation, the Center for Biological Diversity said that “wildlife continues to be exposed to rodenticide and suffer from illnesses and death due to unintended poisoning.”

From Los Angeles Times Oct. 21, 2023

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