Meaning of NAVSTAR Global Positioning System

NAV'STAR Glo'bal Posi'tioning Sys"tem

Pronunciation: (nav'stär"), [key]
  1. a global system of U.S. navigational satellites developed to provide precise positional and velocity data and global time synchronization for air, sea, and land travel.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.