Define rural area in terms of geography

In general, a rural area or countryside is a geographic area that is located outside towns and cities. ... Whatever is not urban is considered rural." Typical rural areas have a low population density and small settlements.

Explanation:

The nature of the term 'rural' varies from place to place. It often refers to areas in the country concerned which are less densely populated. There are different types of rural areas, depending on how accessible they are from urban areas. These range from the rural urban fringe, to the extreme (remote) rural areas.