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.
The president also previously signed an executive order shielding manufacturers from liability related to glyphosate. Mabinty Quarshie, The Washington Examiner, 6 June 2026 Activists grew impatient earlier this year after Trump signed an executive order intended to boost glyphosate production and later protested efforts by Monsanto to secure legal protections from lawsuits. Nik Popli, Time, 3 June 2026 The clearest rupture came over glyphosate. Ed Gaskin, Boston Herald, 30 May 2026 Roundup cancer claims An ongoing battle over whether the popular Roundup weedkiller causes cancer could get curtailed or supercharged depending on whether the justices allow the manufacturer to be sued for failing to warn of cancer risks from the active ingredient glyphosate. Maureen Groppe, USA Today, 20 May 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 8 Jun. 2026.

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