sat ‧ el ‧ lite W3 /ˈsætəlaɪt, ˈsætɪlaɪt/ BrE AmE noun [countable]
[ Date: 1500-1600 ; Language: French ; Origin: Latin satelles 'personal servant or guard' ]
1 . a machine that has been sent into space and goes around the Earth, moon etc, used for radio, television, and other electronic communication:
the launch of a communications and weather satellite
via/by satellite (=using a satellite)
This broadcast comes live via satellite from New York.
2 . a natural object that moves around a ↑ planet :
The moon is a satellite of the Earth.
3 . a country, area, or organization that is controlled by or is dependent on another larger one:
the former Soviet satellite country of Lithuania
4 . a town that has developed next to a large city:
We stayed in Aurora, a satellite suburb of Chicago.