Classify from largest to smallest city or megalopolis or metropolis? - Answers

In terms of population and urban area, the classification from largest to smallest is typically: megalopolis, metropolis, and then city. A megalopolis refers to a large, densely populated urban area that encompasses multiple cities and their suburbs, while a metropolis is a significant city that serves as a central hub for culture, economy, and infrastructure within a larger region. Finally, a city is a more localized urban area with its own governance and infrastructure.