Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

aeonian

adjective ae·o·ni·an \ ē-ˈō-nē-ən \
variants: or aeonic play \-ˈä-nik\

Definition of aeonian

: lasting for an immeasurably or indefinitely long period of time
  • … the whole universe is a realm of aeonian conflicts, slow and mighty …
  • —Gilbert Highet

Origin and Etymology of aeonian

aeonian, from Greek aiṓnios "lasting an age, perpetual" (derivative of aiṓn eon) + 2-an; aeonic from eon + 1-ic

Learn More about aeonian

  1. See words that rhyme with aeonian

Seen and Heard

What made you want to look up aeonian? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games