glyphosate

noun

glyph·​o·​sate ˈgli-fə-ˌsāt How to pronounce glyphosate (audio)
ˈglī-
: a systemic organophosphate herbicide C3H8NO5P used to control herbaceous and woody weeds especially on croplands

Examples of glyphosate 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.
Florida first lady Casey DeSantis made national headlines this month for her health initiative’s discovery of trace amounts of the weed killer glyphosate in popular supermarket breads. Lawrence Mower, Miami Herald, 26 Feb. 2026 In 2015, the World Health Organization classified glyphosate as a probable carcinogen. Michal Ruprecht, CNN Money, 24 Feb. 2026 Still, the administration's support for glyphosate is disrespectful of the MAHA movement, said Ken Cook, president and co-founder of the advocacy nonprofit Environmental Working Group. Eduardo Cuevas, USA Today, 21 Feb. 2026 Herbicides containing trilopyr, imazapyr, and glyphosate have proven effective at controlling honeysuckle. Lee Wallender, The Spruce, 19 Feb. 2026 See All Example Sentences for glyphosate

Word History

Etymology

perhaps from International Scientific Vocabulary glycine + phosph- + -ate entry 1

First Known Use

1972, in the meaning defined above

Time Traveler
The first known use of glyphosate was in 1972

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Cite this Entry

“Glyphosate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glyphosate. Accessed 5 Mar. 2026.

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