hydrogen peroxide
noun
: an unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and a propellant
Examples of hydrogen peroxide in a Sentence
Recent Examples on the Web
The best teeth-whitening products for sensitive teeth use a lower concentration of hydrogen peroxide to deliver at-home results without the zings.
—
Daley Quinn, Glamour, 11 June 2025
Most often, the active ingredient in color-safe bleach is hydrogen peroxide.
—Kait Hanson, Southern Living, 26 May 2025
Most American chicken is washed with peracetic acid, which is essentially a combination of hydrogen peroxide and vinegar.
—Eshe Nelson, New York Times, 15 May 2025
To get started, make a paste combining hydrogen peroxide with baking soda.
—Lauren David, Southern Living, 13 June 2025
See All Example Sentences for hydrogen peroxide
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Daley Quinn, Glamour, 11 June 2025
Most often, the active ingredient in color-safe bleach is hydrogen peroxide.
—Kait Hanson, Southern Living, 26 May 2025
Most American chicken is washed with peracetic acid, which is essentially a combination of hydrogen peroxide and vinegar.
—Eshe Nelson, New York Times, 15 May 2025
To get started, make a paste combining hydrogen peroxide with baking soda.
—Lauren David, Southern Living, 13 June 2025
See All Example Sentences for hydrogen peroxide
Cite this Entry
“Hydrogen peroxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrogen%20peroxide. Accessed 5 Jul. 2025.
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