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eonian

eonian

9.9
Lasting or relating to a very long time in Earth's history like billions of years
  • adjective
  • /iˈoʊniən/
  • Specialized
translation icon : eoniano
  • The formation of the Grand Canyon is the result of eonian geological processes.

Examples

  • The eonian shifts in climate have shaped our planet.

  • Scientists discuss eonian changes when referring to shifts spanning billions of years.

  • In literature, timeless love is sometimes described as eonian devotion.

  • This feels eonian!

  • Scientists discuss eonian changes when referring to shifts spanning billions of years.

  • The formation of the Grand Canyon is the result of eonian geological processes.

  • The eonian shifts in climate have shaped our planet.

How Long

eonian
  • Specialized
9.9
long
1.0
temporary
557 3.0
short-lived
49 3.9

Surface Forms

eonian positive

Morphology

eonian = eon (transparent) = eon + ian

The adjective is a straightforward derivation from 'eon' indicating relation to a geological eon.

Etymology

Eonian comes from the Greek root aion ('age') and the English word eon ('a very long time'), and in geology it means 'of or relating to an eon'. That's why scientists use eonian to talk about changes that take place over billions of years.