sodium nitrite

noun

: a salt NaNO2 used especially in dye manufacture and as a meat preservative

Examples of sodium nitrite in a Sentence

Recent Examples on the Web
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Though some of these preservatives were not associated with cancer incidence, others were, including potassium sorbate, potassium metabisulfite, sodium nitrite, potassium nitrate and acetic acid. Sara Moniuszko, USA Today, 8 Jan. 2026 Because of the potential risks, the FDA limits how much can be added to foods: no more than 200 parts per million (ppm) of sodium nitrite and 500 ppm of sodium nitrate in ready-to-eat products.7 Still, the science is not entirely clear. Abby Norman, Verywell Health, 9 Sep. 2025 However, consuming products with sodium nitrite levels above regulatory limits may pose health risks. Joe Edwards, MSNBC Newsweek, 1 May 2025 The powder, sodium nitrite, can be used as a food preservative — or as a rocket propellant — according to the National Library of Medicine. Cara Lynn Shultz, Peoplemag, 23 Sep. 2024 See All Example Sentences for sodium nitrite

Word History

First Known Use

1869, in the meaning defined above

Time Traveler
The first known use of sodium nitrite was in 1869

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Cite this Entry

“Sodium nitrite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sodium%20nitrite. Accessed 15 Jan. 2026.

Kids Definition

sodium nitrite

noun
: a salt used especially in the manufacture of dyes and as a meat preservative

Medical Definition

sodium nitrite

noun
: a colorless or yellowish deliquescent salt NaNO2 that is used as a meat preservative and in medicine as a vasodilator and an antidote for cyanide poisoning

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