GIS Dictionary

Definitions for GIS terms related to operations such as analysis, GIS modeling and web-based GIS, cartography, and Esri software.

Now available for purchase: A to Z GIS: An illustrated dictionary of geographic information systems.

Search the GIS Dictionary:

  Search  

Browse the GIS Dictionary:

GIS Bibliography

Researching GIS?
Search the GIS Bibliography for a vast index of books, journals, conference proceedings and reports.

location-based services

  1. [location-based services] Information or a physical service delivered to multiple channels, exclusively based on the determined location of a wireless device. Some location-based applications include emergency services, information services, and tracking services.