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geon

Today it means: A hypothetical electromagnetic or gravitational wave held together in a confined region by the gravitational attraction of its own field energy. Full definition →

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geon · noun¹

Coined by J. A. Wheeler from gravitational electromagnetic entity.

geon · noun²

From geometric + -on.

geon · noun³

Blend of geological + eon.

Etymology from Wiktionary, CC BY-SA 4.0.