herbicide

noun

Definition of herbicidenext
as in pesticide
a chemical used to destroy plants or stop plant growth An herbicide widely used to control weeds.

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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 herbicide Keep the lawn lush and healthy by using herbicides that kill weeds and fertilizers that promote healthy grass growth. — Mary Marlowe Leverette, The Spruce, 16 Aug. 2026 The herbicide has been linked to potential thyroid issues and birth defects in humans. — Sacbee.com, 15 Aug. 2026 Use An Herbicide For stubborn weeds that keep coming back, an herbicide may be your best bet. — Karen Brewer Grossman, Southern Living, 15 Aug. 2026 Soil samples of the land show high levels of heavy metals, the herbicide Glyphosate, and white phosphorus. — Ruth Sherlock, NPR, 14 Aug. 2026 See All Example Sentences for herbicide
Recent Examples of Synonyms for herbicide
pesticide
Noun
  • Some areas and cities, including New York, spray pesticides to try to prevent the spread of the virus.
    — Mary Randolph, Scientific American, 21 Aug. 2026
  • Previously, the state Department of Agriculture interpreted that to mean that outdoor growing was prohibited, citing concerns over security and agricultural pesticides drifting into marijuana crops.
    — Robert McCoppin, Chicago Tribune, 20 Aug. 2026
Definition of pesticide

Browse Nearby Words

herbages
herbicide
herbicides
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Cite this Entry

“Herbicide.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/herbicide. Accessed 24 Aug. 2026.

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More from Merriam-Webster on herbicide

Nglish: Translation of herbicide for Spanish Speakers

Britannica.com: Encyclopedia article about herbicide

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