GIS Dictionary

[government] In census geography, any incorporated or unincorporated city, town, or community.

[geocoding] The formal or common name of a location, such as the name of a school, hospital, or other landmark.

[surveying] In surveying, a high-level organization of parcels; a survey document containing data from a recorded subdivision survey plan, or

[coordinate systems] A two-dimensional measurement system that locates features on a plane based on their distance from an origin (0,0)

[data conversion] A set of rules used to define a consistent method of building point, line and polygon features from

A projection that transforms points from a spheroid or sphere onto a tangent or secant plane. Because its directions are

[data editing] The process of creating multiple line features by splitting longer features at the places where they intersect other

A survey of a small area that does not take the curvature of the earth’s surface into account.

[aerial photography] Two-dimensional; showing no relief.

[aerial photography] A two-dimensional map that serves as a guide for contour mapping, usually prepared from aerial photographs.

[cartography] A map that displays only the x,y locations of features and represents only horizontal distances.