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hydroxy acid

noun

  1. an organic acid containing both a carboxyl and a hydroxyl group.
  2. any of a class of organic acids containing a hydroxyl group and showing properties of both an alcohol and an acid.


hydroxy acid

noun

  1. any acid, such as sulphuric acid, containing hydroxyl groups in its molecules
  2. any of a class of carboxylic acids that contain both a hydroxyl group and a carboxyl group in their molecules
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of hydroxy acid1

First recorded in 1895–1900
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Example Sentences

Terms like hydroxy acids and microdermabrasion aside, exfoliation is nothing new.

These tend to be to be gentler than hydroxy acids and may have anti-inflammatory properties.

Chemical exfoliants usually use hydroxy acids to dissolve the bond between skin cells, loosening dead skin for removal.

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hydroxyacetic acidhydroxyapatite