urban center vs Minneapolis

urban center and Minneapolis both are nouns.

Word	Noun	Adjective	Verb	Adverb
urban center	Yes	No	No	No
Minneapolis	Yes	No	No	No

urban center (noun)	Minneapolis (noun)
a large and densely populated urban area; may include several independent administrative districts	largest city in Minnesota; located in southeastern Minnesota on the Mississippi river; noted for flour mills; one of the Twin Cities