eon

Alternative forms

• aeon (chiefly British or Gnostic)
• æon (dated, chiefly British or Gnostic)

Etymology

Borrowed from Ancient Greek αἰών (aiṓn, “age”).

Pronunciation

• IPA^(key): /ˈiː.ɒn/

• Audio (US)

  (file)

Noun

eon (plural eons)

1. (US) Eternity.
2. A period of 1,000,000,000 years.
   • 2012 January 1, Robert L. Dorit, “Rereading Darwin”, in American Scientist‎, volume 100, number 1, page 23:

     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.

3. (geology) The longest time period used in geology.
4. (US, informal, hyperbolic) A long period of time.

   It's been eons since we last saw each other.

5. (Gnosticism, usually spelled aeon or æon) A spirit being emanating from the Godhead.

Anagrams

• -one, NEO, Neo, eno-, neo, neo-, one

Etymology

From Latin aeon, from Ancient Greek αἰών (aiṓn, “age”).

Noun

eon n (definite singular eonet, indefinite plural eon or eoner, definite plural eona or eonene)

1. eon; eternity
2. (geology) eon, aeon
3. (informal, hyperbolically) eon
4. A period of 1,000,000,000 years.
5. (Gnosticism) eon

References

• “eon” in The Ordnett Dictionary

Etymology

From Latin aeon, from Ancient Greek αἰών (aiṓn, “age”).

Noun

eon n (definite singular eonet, indefinite plural eon, definite plural eona)

1. eon; eternity
2. (geology) eon, aeon
3. (informal, hyperbolically) eon
4. A period of 1,000,000,000 years.
5. (Gnosticism) eon

Pronunciation

• IPA^(key): /ěoːn/
• Hyphenation: e‧on

Noun

èōn m (Cyrillic spelling ѐо̄н)

1. eon

Noun

eon c

1. eon; eternity
2. (geology) eon