eon

[ˈiːɒn]

eon Definition

• 1. an indefinitely long period of time
• 2. a unit of geological time that is a division of an era and is itself divided into ages

Using eon: Examples

Take a moment to familiarize yourself with how "eon" can be used in various situations through the following examples!

• Example

  It took eons for the star's light to reach us.

• Example

  The dinosaurs lived during the Mesozoic eon.

• Example

  The company has been around for eons.

• Example

  The universe is believed to be billions of eons old.

eon Synonyms and Antonyms

Synonyms for eon

• age
• era
• epoch
• period
• millennium

Phrases with eon

• eon ago

  a very long time ago

  Example

  The last time I saw him was eons ago.

• in an eon

  in a very long time

  Example

  I'll finish this project in an eon.

• eon of time

  a very long period of time

  Example

  The Great Wall of China was built over an eon of time.

Origins of eon

from Greek 'aiōn', meaning 'age, eternity'

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Summary: eon in Brief

The term 'eon' [ˈiːɒn] refers to an indefinite or extremely long period of time. It is used in both scientific and everyday contexts, such as 'The universe is believed to be billions of eons old.' 'Eon' can also be used in phrases like 'eon ago,' meaning a very long time ago, and 'in an eon,' meaning in a very long time.