There are a lot of definition of rural. The meaning of rural are different according to the opinion of people.
§ “Area dominated by open countryside, extensive land uses and low population densities”. The Dictionary of Human Geography
§“low population density containing scatered dwellings, hamlets, villages and small towns” Moseley, Malcolm (2003)
§The sparsely populated areas in which people farm or depend on natural resources, including villages and small towns that are dispersed through these areas. (Dalal-Clayton, 2003)