An instant in which a scientific discovery is made or a breakthrough occurs; a moment of inspiration; (in extended use) an exciting or significant experience.
Origin
1920s; earliest use found in Granville Stanley Hall (1844–1924).
Definition of Eureka moment in US English:
Eureka moment
noun
An instant in which a scientific discovery is made or a breakthrough occurs; a moment of inspiration; (in extended use) an exciting or significant experience.
Origin
1920s; earliest use found in Granville Stanley Hall (1844–1924).