English Reference
Idiom idiom

eureka moment


The moment of a sudden unexpected discovery.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

She had a eureka moment and solved the puzzle.

CONTEXTUAL

After hours of staring at the data, the scientist suddenly had a eureka moment and understood the pattern.

COMPLEX

Walking through the autumn rain, the poet experienced a eureka moment: the ending she had sought for months arrived fully formed, as if whispered by the wind itself.


Related idioms8entries
  1. 01

    aha moment

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

  2. 02

    at any given moment

    At any point in time.

  3. 03

    Hallmark moment

    A memorable moment or event, one which would either make for or call for a poignant greeting card.

  4. 04

    have a moment

    To reach a high level of popularity during a specific time.

  5. 05

    have its moments

    To experience brief periods of distinction, especially in contrast with the status quo.

  6. 06

    have one's moments

    To experience brief periods of distinction, especially in contrast with the status quo.

  7. 07

    Hollywood moment

    A moment of great drama or sentimentality, suggesting the climax of a film.

  8. 08

    light-bulb moment

    A moment of enlightenment, inspiration or sudden realization.

Last updated August 10, 2026