Geography n. : The science which treats of the world and its inhabitants; a description of the earth, or a portion of the earth, including its structure, fetures, products, political divisions, and the people by whom it is inhabited.

Geography n. : A treatise on this science.

Example:
What role does Geography play in understanding the world today?

Taxonomy
geography, geographers, human geography, Earth, maps, branch, Environmental geography, Physical geography, Geomatics, science, of the Earth, discipline, 04-17, Geographic information systems, Geostatistics, Geographical, History of geography, Earth's circumference.

Defination from the web:
geography, the history of geography, techniques, related fields, and external links.