eon

Bush ran his last competitive race in 1998, an eon ago in political terms.

Each change was supposed to denote the birth of some angel or celestial being known as an Eon.

Action with a purpose is deliberate; it involves a consciously foreseen end and a mental weighing of considerations pro and eon.

He descended to the edge of the clearing and picked his way through the debris of some eon-old geologic catastrophe.

After what seemed an eon it struck the edge of the subway kiosk, bounced like a rag doll and sprawled across the pavement.

After what seemed an eon of waiting, he ventured another look ahead.