sulfur dioxide
noun
: a heavy pungent toxic gas SO2 that is easily condensed to a colorless liquid, is used especially in making sulfuric acid, in bleaching, as a preservative, and as a refrigerant, and is a major air pollutant especially in industrial areas
Examples of sulfur dioxide in a Sentence
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Ejecta from its innermost large, volcano-rich moon, Io, populates this inner magnetosphere with sulfur dioxide gas, where the magnetic field forces this material to co-rotate with Jupiter itself in a torus-like shape.
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Ethan Siegel, Big Think, 3 Sep. 2025
High levels of volcanic gas -- including water vapor, carbon dioxide and sulfur dioxide -- is a major hazard of concern.
—Julia Jacobo, ABC News, 20 Aug. 2025
First, Adofo-Mensah traded sulfur dioxide and nitrous oxide.
—Alec Lewis, New York Times, 20 Aug. 2025
However, county officials said soot and sulfur dioxide levels remained below federal standards for unhealthy air.
—Joseph Wilkinson, New York Daily News, 11 Aug. 2025
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Ethan Siegel, Big Think, 3 Sep. 2025
High levels of volcanic gas -- including water vapor, carbon dioxide and sulfur dioxide -- is a major hazard of concern.
—Julia Jacobo, ABC News, 20 Aug. 2025
First, Adofo-Mensah traded sulfur dioxide and nitrous oxide.
—Alec Lewis, New York Times, 20 Aug. 2025
However, county officials said soot and sulfur dioxide levels remained below federal standards for unhealthy air.
—Joseph Wilkinson, New York Daily News, 11 Aug. 2025
See All Example Sentences for sulfur dioxide
Cite this Entry
“Sulfur dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sulfur%20dioxide. Accessed 7 Oct. 2025.
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