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aha moment

noun

variants: or less commonly Aha moment

Definition of aha moment

:a moment of sudden realization, inspiration, insight, recognition, or comprehension

The aha moment you experience when you've been trying to remember the name of a song and three hours later it hits you …
—Jeffrey Kluger

Note: Aha is sometimes followed by an exclamation point and is also often placed in quotation marks.

First Known Use of aha moment

1931

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