A satellite that is at an altitude and in an orbit such that it maintains a fixed position relative to the Earth's surface. An FSS is in contrast to an MSS (Mobile Satellite System). FSS is synonymous with geosynchronous earth orbiting (GEO) satellite. See also GEO, MSS, and satellite.
(Fixed Satellite Services) Communications via satellite to stationary terminals such as roof-mounted dishes for TV and Internet. Contrast with MSS. See communications satellite.