geostationary

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ge·o·sta·tion·ar·y / ˌjēōˈstāshəˌnerē/ • adj. (of an artificial satellite of the earth) moving in a geosynchronous orbit in the plane of the equator, so that it remains stationary in relation to a fixed point on the surface. This orbit is achieved at an altitude of 22,300 miles (35,900 km.) above the earth. It is used by communication and meteorological satellites.