Virtual earth - AbsoluteAstronomy.com

Virtual earth may refer to:

Virtual ground
Virtual ground
Virtual ground is a node of the circuit that is maintained at a steady reference potential, without being connected directly to the reference potential...

- the node of an electrical circuit that is maintained at a steady reference potential, without being connected directly to the reference potential.
Microsoft Virtual Earth - a technology framework used in interactive online mapping applications such as Live Search Maps.

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