salicylic acid

noun

sal·​i·​cyl·​ic acid ˌsa-lə-ˈsi-lik- How to pronounce salicylic acid (audio)
: a crystalline phenolic acid C7H6O3 that is used medicinally especially as a skin exfoliant and in the form of salts and other derivatives as an analgesic and antipyretic compare aspirin

Examples of salicylic acid in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Key Ingredients: Glycolic acid, lactic acid, salicylic acid, chickpea flour Size: 1.69 oz. Emily Orofino, Vogue, 19 Apr. 2025 Topicals Slather Exfoliating Body Serum With Retinol and AHAs $30 Sephora Though packed with powerful exfoliators—glycolic acid, lactic acid, and salicylic acid—to smooth and even skin tone, this body lotion is gentle enough for sensitive skin. Brigitt Earley, Glamour, 31 Mar. 2025 Address: Across London Book a face peel: The Dr Obagi Blue Radiance Peel uses salicylic acid, glycolic acid, and lactic acid to brighten and smooth the skin's texture. Felicity Carter, Forbes, 24 Mar. 2025 This winter, the brand is expanding its line of fan-favorite micellar waters with a new formula featuring salicylic acid. Catherine Santino, People.com, 26 Feb. 2025 See All Example Sentences for salicylic acid

Word History

Etymology

French salicylique, from salicyle, the group HOC6H4CO, from salicine salicin + -yle -yl

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of salicylic acid was in 1840

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Cite this Entry

“Salicylic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/salicylic%20acid. Accessed 23 Apr. 2025.

Kids Definition

salicylic acid

noun
sal·​i·​cyl·​ic acid ˌsal-ə-ˌsil-ik- How to pronounce salicylic acid (audio)
: a weak acid used especially in the form of salts to relieve pain and fever

Medical Definition

salicylic acid

noun
sal·​i·​cyl·​ic acid ˌsal-ə-ˌsil-ik- How to pronounce salicylic acid (audio)
: a crystalline phenolic acid C7H6O3 that is the ortho form of hydroxybenzoic acid and is used especially in making pharmaceuticals and dyes, as an antiseptic and disinfectant especially in treating skin diseases, as a keratolytic agent for skin exfoliation, and in the form of salts and other derivatives as an analgesic and antipyretic and in the treatment of rheumatism see aspirin

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