The definition of a satellite is a natural body revolving around a planet, a branch of a larger company, country, etc. that is located way from the main part or a device used to orbit in space.(noun)
See satellite in Webster's New World College Dictionary
Origin: Fr < L satelles (gen. satellitis), an attendant, guard < Etr
See satellite in American Heritage Dictionary 4
Origin: French, hanger-on, hireling
Origin: , from Old French
Origin: , from Latin satelles, satellit-.
Learn more about satellite