EON meaning: Extremely long, indefinite period time

We found 39 dictionaries that define the word eon:

General (29 matching dictionaries)

eon: Merriam-Webster.com
eon: Oxford Learner's Dictionaries
eon: American Heritage Dictionary of the English Language
eon: Collins English Dictionary
eon: Vocabulary.com
Eon, eon: Wordnik
eon: Cambridge Advanced Learner's Dictionary
EON, eon: Wiktionary
eon: Webster's New World College Dictionary, 4th Ed.
eon (aeon): The Wordsmyth English Dictionary-Thesaurus
eon: Infoplease Dictionary
E.ON, eon: Dictionary.com
eon: Online Etymology Dictionary
E.ON, EON, E.On, EOn, E.on, Eon (album), Eon (comics), Eon (geology), Eon (magazine), Eon (musician), Eon (novel), Eon (role-playing game), Eon: Wikipedia, the Free Encyclopedia
Eon: Online Plain Text English Dictionary
eon: Rhymezone
Eon, eon (de): AllWords.com Multi-Lingual Dictionary
eon: Webster's 1828 Dictionary
EON, eon: Stammtisch Beau Fleuve Acronyms
eon: Free Dictionary
eon: Mnemonic Dictionary
eon: LookWAYup Translating Dictionary/Thesaurus
eon: Dictionary/thesaurus

Business (1 matching dictionary)

Eon (disambiguation), eon: Legal dictionary

Computing (1 matching dictionary)

Eon (disambiguation), eon: Encyclopedia

Miscellaneous (3 matching dictionaries)

E.ON, EON: Acronym Finder
EON: Three Letter Words with definitions
AbbreviationZ (No longer online)

Science (4 matching dictionaries)

Illustrated Glossary of Geologic Terms (No longer online)
On-Line Biology Book: GLOSSARY (No longer online)
Eon: Dictionary of Geology
How Many? A Dictionary of Units of Measurement (No longer online)

Slang (1 matching dictionary)

eon: Urban Dictionary

(Note: See eons as well.)

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Definitions from Wiktionary (

)

▸ noun:  Eternity, the duration of the universe.
▸ noun:  An immeasurably or indefinitely long period of time.
▸ noun:  (US, informal, hyperbolic) A long period of time.
▸ noun:  (astronomy, geology) A period of one billion (short scale, i.e. 1,000,000,000) years.
▸ noun:  (geology) The longest geochronologic unit, being a period of hundreds of millions of years; subdivided into eras.
▸ noun:  (Gnosticism, usually spelled aeon or æon) A spirit being emanating from the Godhead.
▸ noun:  (politics) The Greek National Organisation of Youth, similar to the Hitler Youth. It was formed before WWII and disbanded in 1941.

Opposite:

instant, moment, second, minute, hour

Phrases:

phanerozoic eon, proterozoic eon, archean eon, hadean eon, precambrian eon, more...

Adjectives:

eldest, second, new, phanerozoic, only, third, youngest, archean, present, oldest, natural

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