1) Wide-ranging or extensive 2) Wide-ranging, extensive 
The term used to refer to a map or map data that concentrates on small areas. It is called large scale because the features that appear on the map will look larger than those at a small scale. For example a building may appear as its outline (or footprint).
[adj] - constructed or drawn to a big scale 2. [adj] - unusually large in scope
adjective unusually large in scope; `a large-scale attack on AIDS is needed`