1. (

• eon ,
• aeon ,

) the longest division of geological time ;

2. (

• eon ,
• aeon

) an immeasurably long period of time; "oh, that happened eons ago" ;

3. (

• eon ,
• aeon

) (Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe ;