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aeon

noun
ae·​on

chiefly British spelling of

1 : an immeasurably or indefinitely long period of time : age I haven't seen him in eons.
2a : a very large division of geologic time usually longer than an era the Archean eon
b : a unit of geologic time equal to one billion years

Examples of aeon in a Sentence

it's been aeons since I saw a movie at the multiplex glaciers that formed aeons ago

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More Definitions for aeon

aeon

noun
ae·​on
variants: or eon \ ˈē-​É™n , ˈē-​ˌän \

Kids Definition of aeon

: a very long period of time I haven't been to the movies in aeons.

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More from Merriam-Webster on aeon

Rhyming Dictionary: Words that rhyme with aeon

Thesaurus: All synonyms and antonyms for aeon

Spanish Central: Translation of aeon

Nglish: Translation of aeon for Spanish Speakers

Britannica English: Translation of aeon for Arabic Speakers

Britannica.com: Encyclopedia article about aeon

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