GIS Dictionary
Definitions for GIS terms related to operations such as analysis, GIS modeling and web-based GIS, cartography, and Esri software.
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dissolve
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[ESRI software]
A geoprocessing command that removes boundaries between adjacent polygons that have the same value for a specified attribute. 
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[data editing]
The process of removing unnecessary boundaries between features, such as the edges of adjacent map sheets, after data has been captured
