TopoView highlights one of the USGS's most important and useful products, the topographic map. In 1879, the USGS began to map the Nation's topography. This mapping was done at different …

The meaning of TOPOGRAPHICAL is topographic. How to use topographical in a sentence.

After the work of national mapping was assumed by the United States Geological Survey in 1878, the term topographical remained as a general term for detailed surveys and mapping …

TOPOGRAPHICAL definition: 1. relating to topography (= the study of the physical appearance of the natural features of land…. Learn more.

Graphic representation of the surface features of a place or region on a map, indicating their relative positions and elevations. 3. A description or an analysis of a structured entity, showing …

Definition of topographical adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

A topographical survey or map relates to or shows the physical features of an area of land, for example its hills, valleys, and rivers. Collins COBUILD Advanced Learner’s Dictionary. …

Physical features that make up the topography of an area include mountains, valleys, plains, and bodies of water. Human-made features such as roads, railroads, and landfills are also often …

Topography combines top- with graph-, a root meaning "write" or "describe". The topography of the Sahara Desert features shifting sand dunes and dry, rocky mountains.

Explore, interact, and download topographic maps from the USGS free of charge.