Aeon
/ˈiː.ɒn/noun
An immeasurably long period of time; in philosophy or religion, an age or eternal being.
Did you know?In Gnostic traditions, an Aeon wasn’t just a time period — it was a divine emanation, turning an ordinary time-word into a map of the cosmos.
Etymological Timeline
Proto-Indo-European
PIE
*h₂eyu-
“life, vital force, long time”
Ancient Greek
GRK
aiṓn (αἰών)
“life, lifetime, age, long period of time”
Late Greek / Hellenistic
GRK
Aiōn
“an eternal being or divine power in philosophical and religious usage”
Late Latin
LAT
aevum
“age, lifetime, eternity”
Old French
OFr
eon
“an indefinitely long period of time”
Modern English
ENG
aeon
“an immensely long period of time; an age”