Geostationary Earth Orbit (GEO)—Satellites orbiting at 35,786 km (22,282 mi) above the equator in the same direction and speed as the earth rotates on its axis,
making them appear as fixed in the sky.
https://www.alaskacommunications.com/-/media/Files/Business-Brochures/Alaska-Communications-Glossary-of-Satellite-Terms.pdf

The orbit of a geosynchronous satellite whose orbit lies in the plane of the earth's equator.
https://www.eutelsat.com/en/support/glossary/satellite-terminology.html