herbicide

noun

her·​bi·​cide ˈ(h)ər-bə-ˌsīd How to pronounce herbicide (audio)
Synonyms of herbicidenext
: an agent used to destroy or inhibit plant growth
herbicidal adjective
herbicidally adverb

Examples of herbicide in a Sentence

Recent Examples on the Web
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.
Do this instead of applying blanket herbicides during stressful weather, like the heat. Mallory Carra, The Spruce, 11 June 2026 The California Department of Fish and Wildlife in April launched a probe into herbicide use along San Juan Creek. Claire Wang, Oc Register, 10 June 2026 De la Espriella has promised to cancel the talks and take a more confrontational approach to rebel groups that includes using airplanes to spray coca fields with herbicides. ABC News, 9 June 2026 Herbicide Damage Tomatoes are sensitive to herbicide drift which can cause stunted growth, curling leaves, and leaf yellowing (chlorosis). Kim Toscano, Southern Living, 8 June 2026 See All Example Sentences for herbicide

Word History

Etymology

Latin herba + International Scientific Vocabulary -cide

First Known Use

1899, in the meaning defined above

Time Traveler
The first known use of herbicide was in 1899

Browse Nearby Words

Cite this Entry

“Herbicide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/herbicide. Accessed 14 Jun. 2026.

Kids Definition

herbicide

noun
her·​bi·​cide ˈ(h)ər-bə-ˌsīd How to pronounce herbicide (audio)
: a chemical substance used to destroy or stop plant growth
herbicidal adjective

Medical Definition

herbicide

noun
her·​bi·​cide ˈ(h)ər-bə-ˌsīd How to pronounce herbicide (audio)
: an agent used to destroy or inhibit plant growth
herbicidal adjective
herbicidally adverb
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