1. An indefinitely long period of time; an age; eternity; in the Platonic philosophy, a virtue, attribute, or perfection existing from eternity; among the Gnostics, powers that were supposed to have emanated from the divine nature anterior to time, and to have presided over the successive creations and transformations of being.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• ioen,
• eound,
• ehrn,
• neion,
• egone,
• hon,
• ecn,
• oceon,
• evny,
• kon,
• elon,
• oepn,
• enony,
• econ,
• konw,
• oreon,
• qon,
• edion,
• meony,
• edn

• don,
• non-,
• con-,
• ion,
• son,
• neon,
• -ean,
• ton,
• on,
• -ion,
• won,
• Mon..

The adjective form of the word "eon" is "eonian".

The plural of the "eon" can be the "eons".

The singular of the "eon" can be the "eon".