Greater ManchesterˌGreater ˈManchester 
an urban (=relating to a city) area which consists of 10 metropolitan boroughs (=parts of a very large city that are responsible for managing their own schools, hospitals, roads etc) in and around Manchester
an urban (=relating to a city) area which consists of 10 metropolitan boroughs (=parts of a very large city that are responsible for managing their own schools, hospitals, roads etc) in and around Manchester