Understanding Urban Hierarchies: Key Definitions of Global Cities, Metropolises, Megacities, and Megalopolises

Defining Urban Centers

Cities play a crucial role in the fabric of society, serving as hubs of economic activity, cultural exchange, and social interaction. To better understand the complexities of urban life, it's essential to grasp the various definitions used to categorize cities based on their size, function, and global significance.

Metropolis: The Heart of an Agglomeration

A metropolis is a central city with a population of at least 500,000 residents. It typically forms the core of a larger metropolitan area, referred to as an agglomeration, which includes surrounding cities, towns, and suburbs. Metropolises act as economic and cultural powerhouses, attracting businesses, industries, and a diverse population.