glycolic acid

noun

gly·​col·​ic acid (ˌ)glī-ˈkä-lik- How to pronounce glycolic acid (audio)
variants or glycollic acid
: an alpha hydroxy acid C2H4O3 found especially in unripe grapes and sugar beets and used especially in textile and leather processing and in skin-care treatments especially as an exfoliant

Examples of glycolic acid in a Sentence

Recent Examples on the Web Cleansers with salicylic or glycolic acid can help manage acne, but strong salicylates might be too harsh. Syeda Khaula Saad, Verywell Health, 12 Feb. 2024 This foot peel contains higher levels of glycolic acid and citric acid, which Dr. Graf says is strong enough to penetrate and dissolve dead skin buildup. Jessie Quinn, Peoplemag, 14 Mar. 2024 This foot peel is formulated with a blend of lactic acid, glycolic acid, lemon fruit extract, and papaya fruit extract to deliver a revitalizing peel experience while also soothing and nourishing the skin. Jessie Quinn, Peoplemag, 14 Mar. 2024 The brand’s resulting body care products, High Roller and Slather, both work to exfoliate and smooth the skin, targeting ingrown hairs and keratosis pilaris (among other texture issues) respectively with ingredients like glycolic acid, willow bark extract, and retinol. Hannah Baxter, Allure, 5 Mar. 2024 Other formulas may contain glycolic acid and vitamin C to brighten the skin’s appearance. Alena Hall, Verywell Health, 5 Feb. 2024 Hyaluronic acid provides hydration, glycolic acid exfoliates the skin, and other valuable ingredients help calm any irritation. Alyssa Grabinski, Peoplemag, 10 Feb. 2024 Here are some of the ways glycolic acid can change your skin. Mara Santilli, SELF, 25 Jan. 2024 As noted, mandelic acid features a larger molecule size compared to other AHAs (a camp that also includes glycolic acid), meaning that its penetration is both slow and uniform. Calin Van Paris, Vogue, 9 Dec. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'glycolic acid.' 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 glycol + -ic entry 1

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of glycolic acid was in 1852

Dictionary Entries Near glycolic acid

Cite this Entry

“Glycolic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glycolic%20acid. Accessed 25 Apr. 2024.

Medical Definition

glycolic acid

noun
variants also glycollic acid
: an alpha hydroxy acid C2H4O3 that is oxidized to glyoxylic acid in photosynthesis, is used as an agent to produce chemical peels in cutaneous rejuvenation treatments, and is the major toxic metabolite in ethylene glycol poisoning

called also hydroxyacetic acid

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