ENGLISH DICTIONARY

Eon

Definition, Meaning & Examples

Pronunciation /ˈi.ɑn/ · Part of speech noun

Quick meaning: Eon is a noun meaning Eternity, the duration of the universe.

Meaning

Eternity, the duration of the universe.

More Meanings

  1. An immeasurably or indefinitely long period of time.
  2. (US, informal, hyperbolic) A long period of time.
  3. (astronomy, geology) A period of one billion (short scale, i.e. 1,000,000,000) years; a gigayear.
  4. (geology) The longest geochronologic unit, being a period of hundreds of millions of years; subdivided into eras.
  5. (Gnosticism, usually spelled aeon or æon) A spirit being emanating from the Godhead.

Example Sentences

It’s been eons since we last saw each other.
Traditionally, a luncheon is a lunch that takes an eon.
We live our lives in three dimensions for our threescore and ten allotted years. Yet every branch of contemporary science, from statistics to cosmology, alludes to processes that operate on scales outside of human experience: the millisecond and the nanometer, the eon and the light-year.

Word Forms

Synonyms for eon

Depending on context, synonyms include aeon, age, eld, eternity, forever, interim.

Antonyms for eon

Common opposites include jiffy, moment.

Related Words

Related dictionary entries include aeon, eternity, age, ion, time, diuturnity.

Related Dictionary Tools

Sources & Attribution

FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0

Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.