dioxane
noun
di·ox·ane
dī-ˈäk-ˌsān 
variants
or less commonly dioxan
dī-ˈäk-ˌsan
-sən
: a flammable toxic liquid diether C4H8O2 used especially as a solvent
Examples of dioxane in a Sentence
Recent Examples on the Web
And 1,4 dioxane, a contaminant that can show up in trace amounts in some cosmetics, has been identified as a potential carcinogen by the Department of Health and Human Services.
—
Malaka Gharib, NPR, 8 Apr. 2025
The utility is still dealing with TCE and 1,4 dioxane contamination from industrial and military defense activities from the 1940s to the mid-1970s.
—Clara Migoya, The Arizona Republic, 4 May 2024
Additionally, be sure to inspect labels for potentially harmful chemicals, such as formaldehyde, phosphates, and dioxane.
—Lauren Krueger, Better Homes & Gardens, 17 Aug. 2023
The talk at parties was about a toxic plume from a landfill, dioxane, and contaminants in the soil from a nearby nuclear laboratory.
—Bob Morris, Town & Country, 3 May 2018
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Malaka Gharib, NPR, 8 Apr. 2025
The utility is still dealing with TCE and 1,4 dioxane contamination from industrial and military defense activities from the 1940s to the mid-1970s.
—Clara Migoya, The Arizona Republic, 4 May 2024
Additionally, be sure to inspect labels for potentially harmful chemicals, such as formaldehyde, phosphates, and dioxane.
—Lauren Krueger, Better Homes & Gardens, 17 Aug. 2023
The talk at parties was about a toxic plume from a landfill, dioxane, and contaminants in the soil from a nearby nuclear laboratory.
—Bob Morris, Town & Country, 3 May 2018
Cite this Entry
“Dioxane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dioxane. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
dioxane
noun
di·ox·ane
dī-ˈäk-ˌsān
: a flammable toxic liquid C4H8O2 used especially as a solvent and as a clearing agent for histological preparations
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