aha moment

Etymology
From.

Noun

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

Translations

 * Chinese:
 * Mandarin: 頓悟時刻
 * Danish: aha-oplevelse
 * Finnish:
 * French:
 * German:
 * Spanish:
 * Swedish: