aha
US /ɑːˈhɑː/
UK /ɑːˈhɑː/
1.
à ha
used when you suddenly understand or find something:
:
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Aha, now I see what you mean!
1.
à ha
abbreviation for alpha-hydroxy acid: a type of organic acid that is used in some products intended to remove dead skin cells and to make the skin look healthy, attractive, and young:
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AHAs (acids derived from milk and fruit sugars) are added to prescription skin creams and cosmetics.