alpha hydroxy acid

noun

Definition of alpha hydroxy acid

  1. :  any of various carboxylic acids with a hydroxyl group attached at the alpha position; specifically :  one (such as malic acid or lactic acid) that occurs in natural products (such as fruits, sugarcane, or yogurt) and is used in cosmetics for its exfoliating effect on the surface layer of skin —called also AHA

First Known Use of alpha hydroxy acid

1899


Medical Dictionary

alpha hydroxy acid

noun
variants: also

alpha hydroxy

Medical Definition of alpha hydroxy acid

  1. :  any of various carboxylic acids with a hydroxyl group attached at the alpha position; specifically :  one (as glycolic acid, malic acid, or lactic acid) that occurs in natural products (as fruits, sugarcane, or yogurt) and is used in cosmetics for its exfoliating effect on the surface layer of the skin—called also AHA


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