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benzoyl peroxide
noun
: a colorless to white crystalline compound C14H10O4 that is used as a bleaching agent (as for whitening flour), as a catalyst for the synthesis of polymers (such as polystyrene), and medically as an antibacterial and keratolytic agent especially for the topical treatment of acne
Examples of benzoyl peroxide in a Sentence
Recent Examples on the Web
Over-the-Counter Acne Products Over-the-counter (OTC) acne products like topical salicylic acid or benzoyl peroxide often indicate they should not be used on the lips or around the mouth.
—Ann Pietrangelo, Verywell Health, 1 Oct. 2024
Doctors say to avoid are retinol (including tretinoin), salicylic acid, benzoyl peroxide, hydrocortisone (in the first trimester), chemical sunscreens, hydroquinone, and tetracycline during pregnancy.
—Katie Becker, Vogue, 1 Oct. 2024
CeraVe Acne Foaming Cream Wash gives you the cream format with the power of benzoyl peroxide to help clear and prevent breakouts and ceramides prevent overdrying without clogging pores.
—Allure, 26 Sep. 2024
Like benzoyl peroxide, topical retinoids can also be strong and irritating.
—Jenna Ryu, SELF, 16 Aug. 2024
See all Example Sentences for benzoyl peroxide
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'benzoyl peroxide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1867, in the meaning defined above
Dictionary Entries Near benzoyl peroxide
Cite this Entry
“Benzoyl peroxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/benzoyl%20peroxide. Accessed 12 Oct. 2024.
Kids Definition
benzoyl peroxide
noun
ben·zo·yl peroxide
ˈben-zə-ˌwil-,
-ˌzȯil-
: a white crystalline compound used in bleaching and in medicine especially in the treatment of acne
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