aha
1 of 2interjection
ä-ˈhä 
—used to express surprise, triumph, or derision
"Aha! we've found the thief, then!" said the conductor.
Horatio AlgerThe Professor smiled, and looked quite jubilant. He rubbed his hands together, and said, "Aha! I thought I had diagnosed the case. My treatment is working." Robert Louis Stevenson"Aha! Doctor!" said the Colonel at last, with a doltish sneer, "you bear your years well." Nathaniel Hawthorne
see also aha moment Horatio AlgerThe Professor smiled, and looked quite jubilant. He rubbed his hands together, and said, "Aha! I thought I had diagnosed the case. My treatment is working." Robert Louis Stevenson"Aha! Doctor!" said the Colonel at last, with a doltish sneer, "you bear your years well." Nathaniel HawthorneAHA
2 of 2abbreviation or noun
ˌā-(ˌ)āch-ˈā
plural AHAs
: alpha hydroxy acid
The product also includes 6 percent alpha hydroxy acid (AHA), an exfoliator, to enhance the growth of new healthy skin. Dermatology Times
Dermatology TimesAHAs loosen the bonding between the outermost skin cells, encouraging them to slough off and reveal the fresh new skin beneath. Essence
Essence
Synonyms
Interjection
- ah
- come on
- fie
- indeed
- my word
- no
- pshaw
- well
- what
- why
See all Synonyms & Antonyms 
Example Sentences
Interjection aha! so the money was never missing in the first place!
Recent Examples on the Web Meghan Rose, Glamour, 1 Sep. 2022 Take Ashley Cimone and Moya Annece for example: the two best friends experienced a joint ‘aha’ moment while on a trip to India that resulted in creating their luxury accessories brand, ASHYA. Greg Emmanuel, Essence, 3 Jan. 2022 What was the ‘aha’ moment that drove you to quit your job and travel? Jasmine Browley, Essence, 14 Dec. 2021 To start, aha! will fly each route three times per week using 50-seat Embraer ERJ145 regional jets. Alison Fox, Travel + Leisure, 5 Oct. 2021 Based on the popular Israeli format originally created by Assi Azar, aha’s Telugu adaptation is produced by Annapurna Studios and directed by Jonathan Edwards. Naman Ramachandran, Variety, 9 Sep. 2021 At every crossroads, there was a pathway, a coach, an environment contributing to aha moments. David Woods, The Indianapolis Star, 7 Aug. 2021 There was no singular ‘aha’ moment that compelled Mark Harlan to fire Larry Krystkowiak late Tuesday afternoon. Josh Newman, The Salt Lake Tribune, 17 Mar. 2021 Those who like to read between the lines might say, aha, there’s your starting five. oregonlive, 22 Oct. 2020 See More
Interjection
My twins, August looks to be a month of revelations, and aha moments will abound! Meghan Rose, Glamour, 1 Sep. 2022 Take Ashley Cimone and Moya Annece for example: the two best friends experienced a joint ‘aha’ moment while on a trip to India that resulted in creating their luxury accessories brand, ASHYA. Greg Emmanuel, Essence, 3 Jan. 2022 What was the ‘aha’ moment that drove you to quit your job and travel? Jasmine Browley, Essence, 14 Dec. 2021 To start, aha! will fly each route three times per week using 50-seat Embraer ERJ145 regional jets. Alison Fox, Travel + Leisure, 5 Oct. 2021 Based on the popular Israeli format originally created by Assi Azar, aha’s Telugu adaptation is produced by Annapurna Studios and directed by Jonathan Edwards. Naman Ramachandran, Variety, 9 Sep. 2021 At every crossroads, there was a pathway, a coach, an environment contributing to aha moments. David Woods, The Indianapolis Star, 7 Aug. 2021 There was no singular ‘aha’ moment that compelled Mark Harlan to fire Larry Krystkowiak late Tuesday afternoon. Josh Newman, The Salt Lake Tribune, 17 Mar. 2021 Those who like to read between the lines might say, aha, there’s your starting five. oregonlive, 22 Oct. 2020 See More Word History
Etymology
Interjection
Middle English
First Known Use
Interjection
14th century, in the meaning defined above
Abbreviation Or Noun
1991, in the meaning defined above
Phrases Containing aha
Kids Definition
aha
interjection
ä-ˈhä
—used to express discovery or understanding
Aha! I knew it was you!
Medical Definition
AHA 1 of 2
abbreviation or noun
ˌā-(ˌ)āch-ˈā
: alpha hydroxy acid
AHA
2 of 2abbreviation
1
American Heart Association
2
American Hospital Association
aha
interjection
as in oh
how surprising, doubtful, or unbelievable aha! so the money was never missing in the first place! Synonyms & Similar Words
Relevance
- oh
- hey
- no
- ha
- ah
- hello
- why
- gee
- well
- what
- indeed
- pshaw
- my word
- come on
- fie
- fiddlesticks
- whoops
- pooh
- oops
- lo
- ugh
- there
- gee whiz
- woops
- phooey
- gad
- egad
- gadzooks
- zounds
- the dickens
- the devil
- (the) deuce
