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.
Advertisement As an environmental lawyer, Kennedy in 2018 helped a former school groundskeeper who had developed non-Hodgkin's lymphoma to successfully sue Monsanto, the maker of Roundup, for failing to warn consumers about the possible health risks from glyphosate exposure. Dominique Mosbergen, Time, 29 Sep. 2025 That cooperation, a rare U.S. foreign policy success in Latin America, started to unravel following the suspension a decade ago of aerial eradication of coca fields with glyphosate. Preston Fore, Fortune, 16 Sep. 2025 Earlier this year, a report from Moms Across America claimed Girl Scout cookies contained traces of toxic metals and glyphosate, sparking headlines and a mention on Joe Rogan's podcast. Deirdre Bardolf, FOXNews.com, 12 Sep. 2025 The moral firewall around Kennedy is illustrated by the case of glyphosate, an herbicide so singularly reviled by MAHA that, on social media, Ryerson goes by the Glyphosate Girl. Jessica Winter, New Yorker, 21 Aug. 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

Browse Nearby Words

Cite this Entry

“Glyphosate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glyphosate. Accessed 10 Oct. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!