a type of organic acid, commonly used in skin-care preparations, that has a hydroxyl group attached to the carbon atom next to the carbon atom carrying the carboxyl group
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- alpha-beta brass,
- alpha-hemolytic streptococci,
- alpha-ketoglutaric acid,
- alpha-linolenic acid,
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
[ ăl′fə-hī-drŏk′sē ]
Any of various fruit acids with the capacity to trap moisture in the skin and initiate formation of collagen.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.