adjective. Of, relating to, or being a satellite that travels above earth's equator from west to east at an altitude of approximately 35,900 kilometers (22,300 miles) and at an angular speed matching that of the earth's rotation, thus remaining stationary as observed from any location on the earth's surface.

adjective. Of, relating to, or being the orbit of such a satellite.

adjective. At a fixed distance in three dimensions relative to a particular point on the Earth's surface; generally only possible with orbital satellites.

adjective. of or having a geosynchronous orbit such that the position in such an orbit is fixed with respect to the earth

"The idea is for satellites in geostationary orbit to collect the sun's energy and convert it into radio waves for transmission to surface stations, where it will be converted into electricity for local power grids."