: an unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and a propellant
Example Sentences
Recent Examples on the WebFirst-aid items: Bandages, gauze, pads, first-aid tape, antiseptic creams, hydrogen peroxide, alcohol, latex gloves, instant cold packs, etc. Emily Deletter, The Enquirer, 29 July 2022 Jarro-Dophilus Women’s proprietary strains produce lactic acid and hydrogen peroxide (H2O2), which have been shown in clinical trials to lower vaginal pH and foster a more acidic bacterial environment.The Salt Lake Tribune, 25 May 2022 Simply sprinkle your sheet with baking soda followed by a few sprays of hydrogen peroxide, then finish with another layer of baking soda. Andrea Crowley, Better Homes & Gardens, 8 Aug. 2022 More:Everyone puts hydrogen peroxide on their wounds. Dr. Michael Daignault, USA TODAY, 14 July 2022 If the concentration of the hydrogen peroxide decreases, its ability to to lighten hair will also decline. Gabe Bergado, Allure, 11 Aug. 2022 For smaller stains, use a cotton swab to dab the hydrogen peroxide on the stain. Jolie Kerr, Better Homes & Gardens, 3 Aug. 2022 The initial fire broke out on Saturday night in a container holding hydrogen peroxide in the town of Sitakunda, about 25 miles northwest of the port city Chittagong, authorities said. Vibhuti Agarwal, WSJ, 6 June 2022 The GLO Science formula includes hydrogen peroxide to whiten the teeth and remove stains, while potassium nitrate prevents sensitivity.ELLE, 14 May 2022 See More
Word History
First Known Use
1872, in the meaning defined above
Kids Definition
hydrogen peroxide
noun
: a liquid chemical containing hydrogen and oxygen and used for bleaching and as an antiseptic
Medical Definition
hydrogen peroxide
noun
: an unstable compound H2O2 used especially as an oxidizing and bleaching agent and as an antiseptic