base map

noun

1. an outline map of an area to which specific information is added for any of various purposes.

Example Sentences

Layer the Wild and Scenic Rivers map on top of Gaia Topo, or use it with your favorite base map.

From Outside Online

Pair both maps on top of your favorite base map, such as Gaia Topo or the Satellite Imagery layer, to get a quick and clear sense of land designation.

From Outside Online

The USFS Roads and Trails layer is designed to lay on top of your favorite base map.

From Outside Online

Layer it on top of Gaia Topo or use it with your favorite base map.

From Outside Online

Anyone who attempts to draw a base map must, first of all, know how each feature or part of the map should be represented.

From Project Gutenberg

The application of six of these conventional patterns to a base map is shown in figure 9.

From Project Gutenberg