eons

word · lemma: eon

Definition

An extremely long period of time, often used to describe millions or billions of years. Can also be used informally to mean 'a very long time.'

Usage & Nuances

Mostly used in scientific or literary contexts to describe long time spans. Informally, “for eons” means something has taken or lasted a very long time. Do not confuse with shorter time words like 'ages.'

Example Sentences

Dinosaurs lived millions of years ago, for eons.

basic

It feels like we have been waiting here for eons.

basic

Earth has changed a lot over the course of eons.

basic

I haven’t seen you in eons! How have you been?

natural

Some secrets have been buried for eons beneath the sand.

natural

Scientists study fossils that are from eons ago to learn about ancient life.

natural