A to Z GIS | Explore this related guide, featuring updated terms and graphics and developed in coordination with Esri’s GIS Dictionary team.
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boundary
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[cartography]
A dividing line
[surveying]
A line separating adjacent political entities, such as countries or districts; adjacent tracts of privately owned land, such as parcels; or adjacent geographic zones, such as ecosystems. A boundary is a line that may or may not follow physical features, such as rivers, mountains, or walls.