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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 Wait a week or more after mowing so the herbicide has more contact with the weed surfaces, and treat the lawn when no rain is expected for at least 24 hours. — Mary Marlowe Leverette, Southern Living, 10 Sep. 2026 Prevent regrowth by applying pre-emergent herbicides, replanting groundcovers, or using soil solarization. — Nadia Hassani, The Spruce, 9 Sep. 2026 See & Spray uses computer vision to distinguish weeds from crops and only sprays the weeds, cutting herbicide costs in half. — Josh Brown,sean Russo, CNBC, 3 Sep. 2026 These plants were grown without herbicides, pesticides, or fungicides. — Brad Japhe, Forbes.com, 30 Aug. 2026 See All Example Sentences for herbicide
Recent Examples of Synonyms for herbicide
pesticide
Noun
  • 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
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 1 Oct. 2026.

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More from Merriam-Webster on herbicide

Britannica.com: Encyclopedia article about herbicide

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