A city that links a major economic state or region into the world economy.

(US, colloquialism) Synonym of Los Angeles, California.

plural of key to the city

A town, the county seat of Scott County, Virginia, United States.

A city in Jefferson County, Missouri, United States. / A city, the county seat of Zavala County, Texas, United States. / An urban neighbourhood of Arlington County, Virginia, United States.

A city in Volusia County, Florida, United States. / A city, the county seat of Sioux County, Iowa, United States. Named after William of Orange.

An unincorporated community in Camas County, Idaho, United States. / A small city, the county seat of Graham County, Kansas. It was named after W.R. Hill, the founder.

A city in Alabama, United States and one of the two county seats of St. Clair County.

one of two cities in close proximity to each other. / a city that has been twinned with another more distant city.

(usually in the plural) A wall around a city, built to define the city's boundaries, and sometimes to protect it from aggressors.