fumigant

noun

fu·​mi·​gant ˈfyü-mi-gənt How to pronounce fumigant (audio)
: a substance used in fumigating

Examples of fumigant 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.
For much of the 20th century, methyl bromide, an odorless and colorless fumigant, had been touted as a miracle product for its effectiveness in killing pests, both on farms and in the shipping containers that conveyed produce across the world. Tony Briscoe, Los Angeles Times, 22 Jan. 2026 In 1991, a train derailed near Mount Shasta in Dunsmuir, dumping 19,000 gallons of toxic soil fumigants into the Sacramento River. Paul Rogers, The Mercury News, 28 June 2024 Those beautiful red berries are not easy to grow and farmers tend to rely on pesticides and soil fumigants to try and ward off bugs. Melissa Locker, Southern Living, 3 Apr. 2024 Phosphine has been used as a fumigant or a chemical warfare agent, but that wasn’t why Sousa-Silva was interested in it. Eva Amsen, Forbes, 18 Mar. 2021

Word History

Etymology

fumig(ate) + -ant entry 1

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of fumigant was in 1940

Browse Nearby Words

Cite this Entry

“Fumigant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fumigant. Accessed 31 Jan. 2026.

Kids Definition

fumigant

noun
fu·​mi·​gant ˈfyü-mi-gənt How to pronounce fumigant (audio)
: a substance used in fumigating

Medical Definition

fumigant

noun
fu·​mi·​gant ˈfyü-mi-gənt How to pronounce fumigant (audio)
: a substance used in fumigating

More from Merriam-Webster on fumigant

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