eon
noun
1.
the longest division of geological time
2.
Origin
From Latin aeon, from Ancient Greek αἰών (aiṓn, “age, era”).
Phrases
- light eon
- time immemorial
- time out of mind
- until one is blue in the face
- until the cows come home
Related words
Broader terms
Narrower terms
Part of
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.