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nounthe angular distance between a point on any meridian and the prime meridian at Greenwichtype of:
Definition that contains longitude
- zone any of the regions of the surface of the Earth loosely divided according to latitude or longitude
- gps 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
- greenwich a borough of Greater London on the Thames; zero degrees of longitude runs through Greenwich; time is measured relative to Greenwich Mean Time
- longitudinal of or relating to lines of longitude
- north-south direction in a direction parallel with lines of longitude
- greenwich meridian the meridian passing through Greenwich; was internationally adopted as the earth's zero of longitude in 1884
- prime meridian meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)
- geographical zone any of the regions of the surface of the Earth loosely divided according to latitude or longitude
- longitudinally with respect to longitude
- time zone any of the 24 regions of the globe (loosely divided by longitude) throughout which the same standard time is used