alpha-hydroxy acid definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Any of various fruit acids that are capable of trapping moisture in the skin and initiating the formation of collagen.
alpha-hydroxy acid - Medical Definition
Any of various fruit acids with the capacity to trap moisture in the skin and initiate formation of collagen.