Meanings
aha1
interjection
alternative a-ha · alternative ah-ha
- An exclamation of understanding, realization, invention, or recognition.
Aha! That will work.
- An exclamation of surprise, exaltation, or contempt.
Aha! Now I've got you!
AHA2
nounAHA (countable and uncountable, plural AHAs)
plural AHAs
- abbreviationcountableinitialismuncountablechemistryInitialism of alpha-hydroxy acid.
- EnglandWalesabbreviationcountableinitialismlawInitialism of Agricultural Holdings Act tenancy.
proper nounAHA (usually uncountable, plural AHAs)
plural AHAs
- abbreviationinitialismuncountableusuallycardiologyInitialism of American Heart Association: an American non-profit organization focusing on cardiovascular medical research, education and care.
- EnglandWalesabbreviationcountableinitialismusuallylawInitialism of Agricultural Holdings Act.
Origin
- Middle Englisha ha
- Englishaha
From Middle English a ha, aha, natural expression. Equivalent to ah + ha!.
More words from Middle English
Full word history & related roots →Translations
Chinese Mandarin 嗯, 啊
- 嗯 (ǹg)exclamation of understanding, realization, invention, or recognition
- 啊 (à)exclamation of understanding, realization, invention, or recognition
- 啊哈 (ahā)exclamation of understanding, realization, invention, or recognition
Czech aha
- ahaexclamation of understanding, realization, invention, or recognition
Dutch aha
- ahaexclamation of understanding, realization, invention, or recognition
Esperanto aha, ha
- ahaexclamation of understanding, realization, invention, or recognition
- haexclamation of understanding, realization, invention, or recognition
Finnish ahaa
- ahaaexclamation of understanding, realization, invention, or recognition
French aha, tiens donc
- ahaexclamation of understanding, realization, invention, or recognition
- tiens doncexclamation of understanding, realization, invention, or recognition
German aha
- ahaexclamation of understanding, realization, invention, or recognition
Greek αχά
- αχά (achá)exclamation of understanding, realization, invention, or recognition
Hungarian aha
- ahaexclamation of understanding, realization, invention, or recognition
Japanese ああ, なるほど
- ああ (ā)exclamation of understanding, realization, invention, or recognition
- なるほど (naruhodo)exclamation of understanding, realization, invention, or recognition
Korean 아하
- 아하 (aha)exclamation of understanding, realization, invention, or recognition
Latin aha
- ahaexclamation of understanding, realization, invention, or recognition
Norwegian aha
- ahaexclamation of understanding, realization, invention, or recognition
Polish aha
- ahaexclamation of understanding, realization, invention, or recognition
Portuguese ahá
- aháexclamation of understanding, realization, invention, or recognition
Russian ага́, а
- ага́ (agá)exclamation of understanding, realization, invention, or recognition
- а (a)exclamation of understanding, realization, invention, or recognition
Slovak aha
- ahaexclamation of understanding, realization, invention, or recognition
Spanish ajá
- ajáexclamation of understanding, realization, invention, or recognition
Swedish aha, jaha
- ahaexclamation of understanding, realization, invention, or recognition
- jahaexclamation of understanding, realization, invention, or recognition
Turkish aha
- ahaexclamation of understanding, realization, invention, or recognition
Ukrainian ага́
- ага́ (ahá)exclamation of understanding, realization, invention, or recognition
Rhymes & wordplay
Rhymes with aha
All rhymes →Anagrams
Cite this entry
APA
aha. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/aha
MLA
“aha.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/aha. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “aha,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/aha.
Source: aha on Wiktionary, CC BY-SA 4.0.