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dioxide
noun
di·ox·ide
(ˌ)dī-ˈäk-ˌsīd
: an oxide (such as carbon dioxide) containing two atoms of oxygen in the molecule
Examples of dioxide in a Sentence
Recent Examples on the Web
Silicon dioxide can be used as a main ingredient in dietary supplements or in small amounts to improve their stability.
—Merve Ceylan, Health, 2 Nov. 2024
Nitrogen dioxide, a lung-irritating gas and component of smog, is nearly inescapable as it is produced by the burning of fossil fuels.
—Tony Briscoe, Los Angeles Times, 5 Oct. 2024
Silicon Dioxide Safety Silicon dioxide is generally considered safe in food products.
—Brittany Lubeck, Ms, Rdn, Verywell Health, 19 Sep. 2024
Sulfur dioxide can cause respiratory problems, per the Environmental Protection Agency website.
—Chad Murphy, The Enquirer, 26 Sep. 2024
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Word History
Etymology
International Scientific Vocabulary
First Known Use
circa 1847, in the meaning defined above
Phrases Containing dioxide
Dictionary Entries Near dioxide
Cite this Entry
“Dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dioxide. Accessed 29 Nov. 2024.
Kids Definition
dioxide
noun
di·ox·ide
(ˈ)dī-ˈäk-ˌsīd
: an oxide containing two atoms of oxygen in the molecule
Medical Definition
dioxide
noun
di·ox·ide
(ˈ)dī-ˈäk-ˌsīd
: an oxide (as carbon dioxide) containing two atoms of oxygen in a molecule
More from Merriam-Webster on dioxide
Nglish: Translation of dioxide for Spanish Speakers
Britannica English: Translation of dioxide for Arabic Speakers
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