Agglomeration Globalisation Marginalisation Mega-city Urban growth Urban system Urbanisation World city A city that has global and national significance A network of interrelated urban places The process of exclusion The process of global economic and cultural integration A very large urban agglomeration of at least 8 million inhabitants A central city with neighbouring communities linked to it by continuous builtup areas The net increase in the population of an urban centre An increase in the proportion of a country’s population living in urban areas. Generally involves movement from rural to urban areas