Skip to main content
0
Search products
Search
Mugs
Tees
Hoodies
Search products
Search
Chat
Share
Free Shipping
Menu
Mugs
Tees
Hoodies
Back to urbandictionary.com
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
A zeptosecond is a [unit of time] equal to one trillionth of one billionth of a second, or 10^-21 seconds. It is currently the shortest measurable [unit of time] in the [scientific] world. Recent experiments have been able to measure the duration of light pulses on this timescale, opening up new avenues of research in the field of attosecond science.
Text fits
Save
Cancel
🤖
Shopping Assistant
Online
Hey! 👋 I'm your shopping assistant. What are you looking for?
Ask about products
AI-generated responses. Verify claims.