Word
aha
US/ˌɑˈhɑ/
UK/ɑːhˈɑː/
Definition
interj. a sound you make when you suddenly understand something or find the answer to a problem. You use it to show you are surprised or happy about a new discovery.
interj. an exclamation used to express sudden realization, triumph, or discovery. Often used when a previously hidden truth or solution becomes apparent.
Examples
“Aha! I finally found where I left my keys.”
“Aha! So you were the one who ate the last piece of cake after all.”
“The detective stared at the ledger for hours until, with a sudden 'Aha!', he realized the dates had been falsified to hide the missing funds.”
Examples
simple
“Aha! I finally found where I left my keys.”
contextual
“Aha! So you were the one who ate the last piece of cake after all.”
complex
“The detective stared at the ledger for hours until, with a sudden 'Aha!', he realized the dates had been falsified to hide the missing funds.”
Usage
Used as a standalone exclamation or to introduce a sentence; typically followed by a comma or an exclamation mark.
Idioms
01. aha moment
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Frequent
- Level
- B2 · Upper Intermediate
- Updated
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englishreference.com/q/aha