INSECTICIDE Synonyms: 20 Similar and Opposite Words

insecticide

noun

Definition of insecticide

as in pesticide

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Example Sentences

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 insecticide That building has since had two temporary closures for inspection and insecticide applications. — Paula Wethington, CBS News, 19 Aug. 2026 There is also a late-summer timeframe when an insecticide can be applied to control the insect in its crawler stage. — Tim Johnson, Chicago Tribune, 15 Aug. 2026 Next, slowly approach the nest and apply the aerosol insecticide directly into the nest opening, following the product label’s instructions. — Michelle Mastro, Martha Stewart, 5 Aug. 2026 This powerful insecticide should never be applied directly on skin. — Emily Kay Votruba, EverydayHealth.com, 5 Aug. 2026 See All Example Sentences for insecticide

Recent Examples of Synonyms for insecticide

Noun

These areas have seen success with organic cultivation thanks to favorable soil conditions, low pesticide history and manageable pest pressure.

— Jennifer Bringle, Footwear News, 16 Oct. 2026
The company’s new Aura software measures hive health, pollen counts, and pesticide prevalence across its 2,200 hives spread around more than 70 cities.

— Drew Robb, Time, 15 Oct. 2026

Definition of pesticide

Noun

In those areas, IDOT mows less often, applies targeted herbicides to invasive plants, and in some instances sows milkweed seed and other native plants.

— Susan DeGrane, Chicago Tribune, 8 Oct. 2026
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

Definition of herbicide

Noun

Both can be treated by improving soil structure, enhancing drainage, adjusting watering practices, or treating affected plants with a fungicide, says Vasylchyshyna.

— Michelle Mastro, Martha Stewart, 26 Sep. 2026
If pests or diseases like fungal infections are to blame, the next step is to apply an appropriate fungicide or natural pesticide.

— The Spruce, The Spruce, 8 Sep. 2026

Definition of fungicide

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

Browse Nearby Words

insect

insecticide

insecticides

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Style

“Insecticide.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insecticide. Accessed 20 Oct. 2026.

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Synonyms of insecticide

noun

Example Sentences

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