eonian

[ee-oh-nee-uh n]

aeonian

or e·o·ni·an

[ee-oh-nee-uh n]
adjective
  1. eternal; everlasting.

Origin of aeonian

1755–65; < Greek aiṓni(os) (aiṓn aeon + -ios adj. suffix) + -an
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for eonian

eonian

adjective
  1. the usual US spelling of aeonian
  2. geology of or relating to an eon

aeonian

eonian

adjective literary
  1. everlasting
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012