GIS Dictionary

[data models] Acronym for digital line graph. Data files containing vector representations of cartographic information derived from USGS maps and […]

[Internet] Acronym for dynamic-link library. A type of file that stores shared code to be used by multiple programs (a

[government] Acronym for Designated Market Area. A television market as defined by Nielsen Media Research. Most DMAs correspond to whole

[navigation] Acronym for digital nautical chart. A nautical database developed from existing hard-copy charts, digital data, bathymetric survey information, imagery,

[Internet] Acronym for domain name system. The Internet distributed system that stores IP addresses and domain names to assist with

[computing] A window that can exist in a floating state or be attached to the main application window.

[computing] Moving a floating toolbar or window to a fixed location in the graphical user interface.

[ESRI software] A component of an ArcView 3.x project. Each document type (view, table, chart, layout, script) has its own

[ESRI software] Supporting information for software data and tools. Documentation may be descriptive or instructional, and is published in a

[ESRI software] In geoprocessing, the interface used to write documentation for tools, toolsets, toolboxes, and processes within a model.

1 [data transfer] The range of valid values for a particular metadata element. 2 [computing] A group of computers and