eon

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e·on

also ae·on  (ē′ŏn′, ē′ən)
n.
1. An indefinitely long period of time; an age.
2. The longest division of geologic time, containing two or more eras.

[Late Latin aeōn, from Greek aiōn; see aiw- in Indo-European roots.]

eon

(ˈiːən; ˈiːɒn)
n
the usual US spelling of aeon

e•on

or ae•on

(ˈi ən, ˈi ɒn)

n.
1. an indefinitely long period of time; age.
2. the largest division of geologic time, comprising two or more eras.
3. one billion years.
[1640–50; < Late Latin aeōn < Greek aiṓn space of time, age]

e·on

(ē′ŏn′)
The longest division of geologic time, containing two or more eras.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.eon - the longest division of geological time
geologic time, geological time - the time of the physical formation and development of the earth (especially prior to human history)
geological era, era - a major division of geological time; an era is usually divided into two or more periods
2.eon - an immeasurably long period of time; "oh, that happened eons ago"
long time, years, age - a prolonged period of time; "we've known each other for ages"; "I haven't been there for years and years"
3.eon - (Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe
Gnosticism - a religious orientation advocating gnosis as the way to release a person's spiritual element; considered heresy by Christian churches
spiritual being, supernatural being - an incorporeal being believed to have powers to affect the course of human events

eon

also aeon
noun
A long time:
eternity, long, year (used in plural).
Informal: age (used in plural), blue moon.
References in classic literature ?
A people without written language, without art, without homes, without love; the victim of eons of the horrible community idea.
Before us would unfold the forgotten story of the lost eons that have preceded us.
I told them that it was obvious our very existence depended upon our unity of action, that we were to all intent and purpose entering a new world as far from the seat and causes of our own world-war as if millions of miles of space and eons of time separated us from our past lives and habitations.
He had heard of the Krolus and the Galus--reputed to be still higher in the plane of evolution--and now he had indisputable evidence of a race possessing refinements of civilization eons in advance of the spear-men.
Organic links are sparking meet-up opportunities across the Eons site, engaging members on multiple levels.
Keeping your mind alive is the secret sauce to longevity, and with Eons Brain Builders, we're challenging 50+ Americans to continue exercising their brains along their journey of living the biggest life possible," says Taylor.
Skydive" (#39), "Learn to Play the Guitar" (#27) and "Write a Book" (#2) are among the surprising and inspiring goals American 50+ have set for themselves according to Eons, the new 50+ media company of Monster.
It is with great pleasure that One to One Interactive announces that Eons has selected One to One Interactive as its agency of choice for launching Eons online, " said Jeremi Karnell, co-founder and president of One to One.
Eons is putting out a challenge to make the most of this time and, starting today, invites all spirited individuals 50+ to join.
Hyatt, headquartered in Chicago, is one of five corporate founding partners aligning with Eons as it prepares for its July 31 launch.
Seymour, star and producer of the upcoming feature film "Blind Dating," will offer Eons her unique perspective and insight into leading a full life after age 50, via site content on www.
Perls created his first Web-based Life Expectancy Calculator in 1999 and recently collaborated with Eons to create proprietary offerings that specifically target adults 50+ and help them to add, in the words of Abraham Lincoln, "not just years to life but life to their years.