Definition of hydrogen peroxide
: an unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and a propellant
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Recent Examples of hydrogen peroxide from the Web
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Granite or marble countertops Mix baking soda and hydrogen peroxide to form a thick paste the consistency of peanut butter.
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Hair dye kits on the market today often contain a mixture that includes ammonia or hydrogen peroxide to open the cuticle of the hair and deposit a more lasting color to each strand.
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Leverette says to bear in mind that hydrogen peroxide can bleach out the color of darker carpets and upholstery.
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It is lifted by a thin, 17-foot rotor blade that whirls just above the pilot's head under the power of hydrogen peroxide fuel broken down by catalytic action into steam that is ejected at high speed from the rotor tips.
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The fluorescent silk and the light together generate chemicals similar to hydrogen peroxide.
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Some do rely on various formulations of hydrogen peroxide to get there, while other brands offer versions with chamomile and citrus.
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The silk doesn’t distinguish harmful pathogens (like E. coli) from benign ones, but, as Kim points out, neither does hydrogen peroxide.
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Only plain toothpaste that is low in fluoride should be used for these emergency situations, because whitening toothpastes contain hydrogen peroxide, which will irritate the skin, and gels aren't as effective.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrogen peroxide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of hydrogen peroxide
1872
HYDROGEN PEROXIDE Defined for English Language Learners
hydrogen peroxide
Definition of hydrogen peroxide for English Language Learners
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: a liquid that is used to make things lighter in color or to kill bacteria
HYDROGEN PEROXIDE Defined for Kids
hydrogen peroxide
Definition of hydrogen peroxide for Students
: a liquid chemical containing hydrogen and oxygen and used for bleaching and as an antiseptic
Medical Dictionary
hydrogen peroxide
medical Definition of hydrogen peroxide
: an unstable compound H2O2 used especially as an oxidizing and bleaching agent and as an antiseptic
Learn More about hydrogen peroxide
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Spanish Central: Translation of hydrogen peroxide Nglish: Translation of hydrogen peroxide for Spanish speakers Britannica.com: Encyclopedia article about hydrogen peroxide
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