ən, ˈi noun
1.
an indefinitely long period of time; age.
2.
the largest division of geologic time, comprising two or more eras.
3.
Astronomy. one billion years.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To eon
Collins
World English Dictionary
aeon or esp (US) eon (ˈiːən, ˈiːɒn, ˈiːən, ˈiːɒn) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| 1. | an immeasurably long period of time; age |
| 2. | a period of one thousand million years |
| 3. | (often capital) gnosticism one of the powers emanating from the supreme being and culminating in the demiurge |
| [C17: from Greek aiōn an infinitely long time] | |
| eon or esp (US) eon | |
| —n | |
| [C17: from Greek aiōn an infinitely long time] | |
00:10
Eon
is always a great word to know.
So is constellation. Does it mean:
| any of various groups of stars to which definite names have been given and the section of the heavens occupied by such a group, such as Ursa Major, Andromeda |
| a cloud of interstellar gas and dust that appears hazy, or fuzzy, and extended in a telescope view |
| eon (ˈiːən, ˈiːɒn) | |
| —n | |
| 1. | the usual US spelling of aeon |
| 2. | geology the longest division of geological time, comprising two or more eras |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History
eon
1640s, from L. aeon, from Gk. aion "age, vital force, lifetime," from PIE base *aiw- "vital force, life, long life, eternity" (cf. Skt. ayu "life," Avestan ayu "age," L. aevum "space of time, eternity," Goth. aiws "age, eternity," O.N. ævi "lifetime," Ger. ewig "everlasting," O.E. a "ever, always").
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
eon  (ē'ŏn') Pronunciation Key
The longest division of geologic time, containing two or more eras. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
We long to hold on to those rituals and traditions of eon that still resonate, while making new meaning from the ether.
Psychiatry is a eon behind any such revelation of the untoward ontology of nightmares.
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