Medical Dictionary

beta hydroxy acid

noun
variants: also beta hydroxy

medical Definition of beta hydroxy acid

:any of various carboxylic acids with a hydroxyl group attached at the beta position; specifically :salicylic acid
  • A better fix is to exfoliate with a high-concentration beta hydroxy acid product designed for warts.
  • —Paula BegounThe Houston Chronicle21 Oct. 1999
abbreviation BHA

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