from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A system of satellites, computers, and receivers that is able to determine the latitude and longitude of a receiver on Earth by calculating the time difference for signals from different satellites to reach the receiver.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A system which enables a mobile receiver to determine its precise location based on signals received from a constellation of US military satellites.
from the GNU version of the Collaborative International Dictionary of English
- n. A worldwide system of electronic navigation in which a vessel, aircraft or missile determines its latitude and longitude by measuring the transmission time from several orbiting satellites. GPS is more precise than any other navigation system available, yielding position accurate within 10 meters 95% of the time.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. 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
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