once · temporal

a change that happened a single time in the previous

Once (adjective) means: a change that happened a single time in the previous. It emerges from single, change, previous, time: a single change occurs before now. In the EmergenceLexicon it sits at computed level 5, chaining down to the four foundations (space, time, energy, pattern).

Examples

• The Chicxulub impact altered Earth's climate within hours, ending the Cretaceous period 66 million years ago. geology
• The 2003 Northeast blackout began with a single relay failure in Ohio, cascading to 55 million people. engineering
• The Bitcoin network adjusted its difficulty for the first time on January 9, 2009, after block 24. computing

Emergence

Chain to foundations

Neighborhood

Concepts that depend on this one above; what it is built from below.

Used by (3)

Relations

Provenance