pesticide
noun
pes·ti·cide
| \ ˈpe-stə-ˌsīd
\
\
Definition of pesticide
: an agent used to destroy pests
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Other Words from pesticide
pesticidal
\ ˌpe-stə-ˈsī-dᵊl
\
adjective
\
adjective
Examples of pesticide in a Sentence
Recent Examples on the Web
Newsom, however, does not intend to leave farmers without a reliable pesticide. — Thomas D. Elias, The Mercury News, "Opinion: The end in sight for a perilous pesticide in California," 3 Sep. 2019 Planes dispense a pesticide called Anvil 10+10, which is approved by the FDA and has previously been used in 2006, 2010 and 2012 in very fine droplets that stay aloft and kill mosquitoes on contact. — Hanna Krueger, BostonGlobe.com, "‘It decimated his brain’: Woman recounts husband’s battle with EEE," 27 Aug. 2019 Our neighbor has trespassed continuously, has intruded with our renovation and has even sprayed pesticide on plants on our property. — Amy Dickinson, Washington Post, "Ask Amy: Young mom wants to repair fractured family," 25 Aug. 2019 Our neighbor has trespassed continuously, has intruded with our renovation and has even sprayed pesticide on plants on our property. — Amy Dickinson, Detroit Free Press, "Young mom wants to repair fractured family," 25 Aug. 2019 Our neighbor has trespassed continuously, has intruded with our renovation and has even sprayed pesticide on plants on our property. — Ask Amy, oregonlive.com, "Ask Amy: Daughter wants to repair fractured relationship but isn’t sure how," 25 Aug. 2019 Our neighbor has trespassed continuously, has intruded with our renovation and has even sprayed pesticide on plants on our property. — Amy Dickinson, The Denver Post, "Ask Amy: Young mom wants to repair fractured family," 25 Aug. 2019 The eagles died from carbofuran, a toxic pesticide that was banned by the Environmental Protection Agency in 2009. — Sophie Lewis, CBS News, "Bald eagle found shot dead in Pennsylvania," 27 July 2019 Vox’s Resnick explains that cockroaches can evolve behavioral resistance, learning to avoid pesticides and passing down this cautionary gene to future generations. — Meilan Solly, Smithsonian, "Not Even Chemicals Can Stop the Indomitable Cockroach," 5 July 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pesticide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for pesticide
pesticide
noun
English Language Learners Definition of pesticide
: a chemical that is used to kill animals or insects that damage plants or crops
See the full definition for pesticide in the English Language Learners Dictionary
pesticide
noun
pes·ti·cide
| \ ˈpe-stə-ˌsīd
\
\
Kids Definition of pesticide
: a substance used to destroy pests (as insects or weeds)
pesticide
noun
pes·ti·cide
| \ ˈpes-tə-ˌsīd
\
\
Medical Definition of pesticide
: an agent used to destroy pests
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