Thesaurus results for PESTICIDE

pesticide

noun

Definition of pesticide

as in poison

a chemical that is used to kill animals or insects that damage plants or crops The family farm has gradually moved away from the use of pesticides.

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of pesticide For example, cameras assess crop ripeness and detect infestations early, allowing pesticides to be applied only to plants that need treatment. — Angela Velasquez, Footwear News, 24 Sep. 2026 California, unlike other states, has a split system of pesticide oversight. — Robert J. Lopez, Los Angeles Times, 24 Sep. 2026 See All Example Sentences for pesticide

Recent Examples of Synonyms for pesticide

Noun

Investigators stressed that the poison was not the potassium cyanide used in the Tylenol murders.

— Brittany Miller, FOXNews.com, 24 Sep. 2026
Most self-help books say anger and grudges are self-defeating — there’s that line everybody uses that holding a grudge is like drinking poison and waiting for the other person to die.

— Lane Brown, Vulture, 23 Sep. 2026

Definition of poison

Noun

Researchers found that 40% of the 97 participants had higher concentrations of a toxicant associated with the defunct LCP Chemicals plant than the national average.

— CBS News, CBS News, 12 June 2026
The ash from open burning can also contaminate soil and groundwater with persistent organic pollutants, heavy metals and other toxicants, creating more chances for people to be exposed to them through food and water.

— Ellen M. Considine, The Conversation, 2 June 2026

Definition of toxicant

Noun

Before releasing the ferrets, scientists dust prairie dog burrows with insecticide and scatter food pellets laced with fipronil, the same chemical used in flea control among pets.

— Shi En Kim, AZCentral.com, 21 Sep. 2026
An insecticide dust, which comes in a squeeze bottle, is another option for stubborn nests.

— Arricca Elin SanSone, Southern Living, 15 Sep. 2026

Definition of insecticide

Noun

His opponent is the incumbent, Mike Naig, a former lobbyist for Monsanto, the industrial giant that marketed Roundup, a weed killer that in some cases contains the controversial herbicide glyphosate.

— Peter Slevin, New Yorker, 21 Sep. 2026
Months before the cancer diagnoses became a public issue, Creek Team OC, a small grassroots organization, was already campaigning against herbicide spraying in local waterways, arguing chemicals were harming creek ecosystems.

— Julia Vargas Jones, CNN Money, 20 Sep. 2026

Definition of herbicide

Noun

Instead, the defense sought to persuade the jury that the 36-year-old former labor and delivery nurse was not criminally responsible because of mental disease, a rare condition called postpartum psychosis.

— MICHAEL CASEY, Arkansas Online, 30 Sep. 2026
The growing range of treatment options marks a shift from seeking a cure to focusing on avoiding the disease entirely.

— Theara Coleman, TheWeek, 29 Sep. 2026

Definition of disease

Noun

In late May, about 50,000 people in Orange County were evacuated because, at a Garden Grove site operated by GKN Aerospace, tanks holding a volatile hazardous chemical called methyl methacrylate were at risk of exploding or leaking toxics.

— Patt Morrison, Los Angeles Times, 15 July 2026
Munoz is an independent toxicologist working in collaboration with MAHA against pesticides and toxics.

— Sandee LaMotte, CNN Money, 10 July 2026

Definition of toxic

Browse Nearby Words

pesters

pesticide

pesticides

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“Pesticide.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pesticide. Accessed 3 Oct. 2026.

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Synonyms of pesticide

noun

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