| − | Global positioning system (GPS) is a [[United States]] [[satellite]] system that lets those on the ground, on the water or in the air determine their position with extreme accuracy using GPS receivers. [[Category:Telecommunications]] | + | '''Global positioning system''' ('''GPS''') is a [[United States]] [[satellite]] system that lets those on the ground, on the water or in the air determine their position with extreme accuracy using GPS receivers. [[Category:Telecommunications]] |