bordeaux mixture

noun

bor·​deaux mixture bȯr-ˈdō- How to pronounce bordeaux mixture (audio)
ˈbȯr-ˌdō-
variants often Bordeaux mixture
: a fungicide made by combination of copper sulfate, lime, and water

Word History

First Known Use

1888, in the meaning defined above

Time Traveler
The first known use of bordeaux mixture was in 1888

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Cite this Entry

“Bordeaux mixture.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bordeaux%20mixture. Accessed 14 Nov. 2025.

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