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).
- retrofocus
- retroform
- retrofuturism
- retro-futurist
- retro-futuristic
- retrogradation
- retrograde
- retrograde ejaculation
- retrogradely
- retrogradeness
- retrogradient
- retrogradism
- retrogradist
- retrogration
- retrogress
- retrogression
- retrogressional
- retrogressionist
- retrogressive
- retrogressivism
- retroguard
- retro-ignition
- retro-impulse
- retroject
- retrojection