GIS Dictionary

The process of evaluating demographic data surrounding potential locations for a business, based on a user-defined trade area or areas.

[ESRI software] A downloadable application that users can customize and use on their site.

[data models] In ArcMap, a shape that represents a feature’s geometry. Every existing feature on a map has this alternate

[ESRI software] In ArcMap editing, an angle or length limitation that can be placed on segments created using the Sketch

[ESRI software] In ArcMap, an editing operation that is performed on an existing sketch. Examples are Insert Vertex, Delete Vertex,

[ESRI software] Prior to ArcGIS 10, a tool that adds points, vertices, or segments to create an edit sketch. Sketch

[data models] A small, narrow, polygon feature that appears along the borders of polygons following the overlay of two or

[data editing] The act of deleting unwanted sliver polygons.

[Euclidean geometry] The incline, or steepness, of a surface. Slope can be measured in degrees from horizontal (090), or percent

[geodesy] The circle made when a flat plane intersects a sphere anywhere but through its center. Parallels of latitude other

[cartography] Generally, a map scale that shows a relatively large area on the ground with a low level of detail.