Definition:Geographical Equator

Definition
The (geographical) equator is the great circle described on the surface of Earth whose plane is perpendicular to Earth's axis of rotation.


 * Equator.png

Also known as
In common parlance, the geographical equator is usually referred to as just the equator.

The geographical descriptor is added so as to distinguish it from the celestial equator and the galactic equator.

Also see

 * Definition:Celestial Equator
 * Definition:Galactic Equator