what does Global Positioning System mean?

GLOBAL POSITIONING SYSTEM as NOUN

Meaning
- a navigational system involving satellites and computers that can determine the latitude and longitude of a receiver on Earth by computing the time difference for signals from different satellites to reach the receiver
Synonym(s)
- GPS (what does GPS mean?)
Hypernyms(s) Global Positioning System is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- navigational system (what does navigational system mean?)