# aha moment

idiom

Source: https://englishreference.com/idiom/aha-moment
Updated: 2026-08-10

## Meaning

The moment or instant at which the solution to a problem, or some other significant realization, becomes clear.

## Examples

- I finally had an aha moment while doing my math homework.
- After staring at the broken engine for hours, he had an aha moment and realized exactly which part was missing.
- The scientist experienced a sudden aha moment, connecting the disparate data points into a coherent theory that would change the entire field of study.

## Origin

From aha + moment.

---

From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.