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 Environmental Protection Agency has determined that neither glyphosate, the main ingredient in the weed killer Roundup, nor atrazine, another common herbicide used in industrial agriculture, are dangerous to human health. Caitlin Babcock, Christian Science Monitor, 23 May 2025 Research has shown a link between high levels of glyphosate exposure and non-Hodgkin’s lymphoma. Knvul Sheikh, New York Times, 22 May 2025 Services hit include quality control work around lab testing for cyclospora, a parasite that can occur in spinach, as well as for glyphosate pesticide in barley. Josh Hammer, MSNBC Newsweek, 22 Apr. 2025 For example, an article in a scientific journal, Regulatory Toxicology and Pharmacology, investigated one of Moms Across America's studies that found glyphosate in urine and breast milk. Greg Rosalsky, NPR, 1 Apr. 2025 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 4 Jun. 2025.

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