Communications satellite and Communications relay satellite

Communications satellite noun - An artificial satellite that relays signals back to earth; moves in a geostationary orbit.

Communications relay satellite and communications satellite are semantically related. in artificial satellite topic. In some cases you can use "Communications relay satellite" instead a noun phrase "Communications satellite".

Communications satellite and communications relay satellite are semantically related. Sometimes you can replace phrase "Communications satellite" with "Communications relay satellite", this phrases are similar.