What is the definition of cities?

Beginners

The word "cities" refers to large towns or urban areas with a dense population, significant economic activity, and social and cultural diversity. Examples of cities include London, Paris, New York, and Tokyo.

Intermediate

Cities are large, densely populated urban areas with advanced infrastructure, cultural and commercial centers, and significant economic activity. They are often characterized by a higher cost of living and greater diversity than rural areas.

Advanced

For advanced learners, the word 'cities' can be defined as densely populated urban areas that usually serve as administrative, economic, cultural, and social centers of a region or a country. They are characterized by their highly developed infrastructure and diverse communities, and they offer a plethora of opportunities for people living in or visiting them, such as education, employment, entertainment, and tourism. Cities also often face unique challenges, such as traffic congestion, pollution, crime, and social inequality, that require innovative solutions to maintain and improve their livability and sustainability.