GIS Dictionary

[ESRI software] In a geodatabase, a collection of feature classes stored together so they can participate in topological relationships with […]

[ESRI software] In ArcGIS, a method of distributing data across two or more geodatabases in order to synchronize data changes.

[ESRI software] A table in an ArcSDE geodatabase that stores geometric shapes for each feature. Feature tables are used in

[ESRI software] In ArcGIS, a coarse-grained object that represents a geodatabase. It allows software users to perform replication operations, data

[ESRI software] Any organized collection of data in a geodatabase with a common theme.

The shortest distance between two points on the surface of a spheroid. Any two points along a meridian form a

[geodesy] The science of measuring and representing the shape and size of the earth, and the study of its gravitational

A datum that is the basis for calculating positions on the earth’s surface or heights above or below the earth’s

[coordinate systems] The angle that a line drawn perpendicular to the surface through a point on a spheroid makes with

[coordinate systems] The angle between the plane of the meridian that passes through a point on the surface of the

A survey that takes the shape and size of the earth into account, used to precisely locate horizontal and vertical