phosphite

noun

phos·​phite ˈfäs-ˌfīt How to pronounce phosphite (audio)
: a salt or ester of phosphorous acid

Examples of phosphite 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 ptxD gene that allows absorption of phosphite was first isolated by William Metcalf of the University of Illinois. Lynn Brezosky, San Antonio Express-News, 5 July 2018

Word History

First Known Use

1788, in the meaning defined above

Time Traveler
The first known use of phosphite was in 1788

Cite this Entry

“Phosphite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phosphite. Accessed 9 Sep. 2025.

Medical Definition

phosphite

noun
phos·​phite -ˌfīt How to pronounce phosphite (audio)
: a salt or ester of phosphorous acid

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