hydroxy

adjective

hy·​droxy hī-ˈdräk-sē How to pronounce hydroxy (audio)
: being or containing hydroxyl
especially : containing hydroxyl especially in place of hydrogen
usually used in combination
hydroxyacetic acid

Examples of hydroxy in a Sentence

Recent Examples on the Web The brand’s newest anti-aging serum is created with a slew of peptides plus niacinamide and poly hydroxy acids that work together to smooth existing fine lines. Claire Sullivan, WWD, 31 July 2024 Exfoliating hydroxy acids, meanwhile, cause the surface layer of skin to peel to promote new cell growth, according to the Food and Drug Administration. Katie Mogg, NBC News, 29 Feb. 2024 This cream boasts 10 percent hydroxy acid, which has a drying effect on acne breakouts, but doesn’t dehydrate the complexion as a whole. Jessie Quinn, Peoplemag, 12 May 2023 In addition to hydroxy acids, the formula also features a collection of soothing ingredients such as aloe, chamomile, and rose oil to help keep inflammation and irritation at bay. Jessie Quinn, Peoplemag, 12 May 2023 See all Example Sentences for hydroxy 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hydroxy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary, from hydroxyl

First Known Use

1812, in the meaning defined above

Time Traveler
The first known use of hydroxy was in 1812

Dictionary Entries Near hydroxy

Cite this Entry

“Hydroxy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydroxy. Accessed 30 Oct. 2024.

Medical Definition

hydroxy

adjective
hy·​droxy hī-ˈdräk-sē How to pronounce hydroxy (audio)
: being or containing hydroxyl
especially : containing hydroxyl in place of hydrogen
often used in combination
hydroxybutyric acid
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