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.
It's already removed glyphosate from its new versions of Roundup for residential markets. ABC News, 2 Apr. 2026 Monsanto has denied a link between the active ingredient in glyphosate and cancer, saying hundreds of studies have established that glyphosate is safe. Patrick Maguire, CBS News, 1 Apr. 2026 Meanwhile, laboratory studies using human cells and animals suggest glyphosate can damage DNA and harm the liver and kidneys. The Week Us, TheWeek, 23 Mar. 2026 Some had already expressed a sense of betrayal following President Trump’s executive order aimed at boosting production of glyphosate, the main ingredient in the weed killer Roundup and a frequent target of MAHA criticism because of its potential links to cancer. Sarah Todd, STAT, 20 Mar. 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 Apr. 2026.

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