Skip to main content
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Information Collection Notice
Trademark Concerns
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
Contact Us
Security
DMCA
© 1999–2026 Urban Dictionary ®
Mugs
Tees
Hoodies
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
A speculative concept describing the use of wormholes, Einstein-Rosen bridges, or other topological features of spacetime to travel between distant points without crossing the intervening space. Unlike ordinary travel through space, spacetime tunneling would involve traversing a shortcut—a tunnel where spacetime is warped to connect two otherwise far apart regions. It remains a theoretical possibility within general relativity, though requiring exotic matter with negative energy density to keep the tunnel open. In popular imagination, spacetime tunneling is the ultimate workaround for cosmic distances, allowing journeys that would otherwise take millennia to be completed in moments—if the physics can be made to work.
Text fits
Save
Cancel