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A copy on paper of a graphics or map image originally displayed on a CRT.
A database that stores related information in terms of pre-defined categorical relationships in a `tree-like` fashion. Information is traced from a major group, to a subgroup, and to further subgroups. Much like tracing a family tree, data can be traced through parents along paths through the hierarchy. Users must keep track of the hierarchical structure in order to make use of the data. The relational database provides an alternative means of organizing datasets.
The measurement and description of water bodies.
[ GIS dictionary ] Hypsography is the geographic representation of features on a map related to elevation, altitude and height above sea-level from a reference surface. (Hypso is Greek for height)