eon

Definition

Eternity, the duration of the universe.

Etymology

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

Example Sentences

• "It’s been eons since we last saw each other."
• "Traditionally, a luncheon is a lunch that takes an eon."
• "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."

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