GIS Dictionary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

map extent

[cartography] The limit of the geographic area shown on a map, usually defined by a rectangle. In a dynamic map […]

map generalization

[cartography] Decreasing the level of detail on a map so that it remains uncluttered when its scale is reduced.

map library

[ESRI software] In ArcInfo Workstation Map Librarian, a collection of geographic data partitioned spatially as a set of tiles and

map reading

The activity of viewing a map in a way that allows the viewer to make sense of or gain information

map series

A collection of maps usually addressing a particular theme.

map service

[Internet] A type of Web service that generates maps.

map sheet

[cartography] A single map or chart in a map series, such as any one of the approximately 57,000 USGS 7.5-minute

map surround

[map design] Any of the supporting objects or elements that help a reader interpret a map. Typical map surround elements

map template

[ESRI software] In ArcMap, a kind of map document that provides a quick way to create a new map. Templates

map topology

[graphics map display] A temporary set of topological relationships between coincident parts of simple features on a map, used to

map unit

The ground unit of measurementfor example, feet, miles, meters, or kilometersin which coordinates of spatial data are stored.

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