1. The longest division of geological time
   - aeon 
2. An immeasurably long period of time
   "oh, that happened eons ago"
   - aeon 
3. (Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe
   - aeon

Derived forms: eons

See also: eonian [N. Amer]

Type of: age, donkey's years [Brit], geologic time, geological time, long time, spiritual being, supernatural being, years, yonks [Brit]

Encyclopedia: Eon

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