from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a carboxylic acid that also contains a hydroxy group
from the GNU version of the Collaborative International Dictionary of English
- an organic acid, having (besides the hydroxyl group of the carboxyl radical) an alcoholic hydroxyl group, and thus having the qualities of an alcohol in addition to its acid properties; as, lactic and tartaric acids are hydroxy acids.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any acid that has hydroxyl groups in addition to the hydroxyl group in the acid itself
Sorry, no etymologies found.
Beyond antioxidants, there’s a new arsenal of potent wrinkle-reversers in this post-alpha hydroxy acid beauty world that can deliver true wrinkle reversal and stimulate collagen synthesis, skin regeneration, and other anti-aging effects without the irritation of acids, retinol products, or other peels.
The tough surface, immovable blemishes, and oily rebound due to drying regimens; the rawness from overzealous lunchtime peels; the crepey, dry tightness of alpha hydroxy acid abuse; the flaky patches from benzoyl peroxide dabbing—none of it wears makeup well.