urban center vs San Jose

urban center and San Jose both are nouns.

Word	Noun	Adjective	Verb	Adverb
urban center	Yes	No	No	No
San Jose	Yes	No	No	No

urban center (noun)	San Jose (noun)
a large and densely populated urban area; may include several independent administrative districts	the capital and largest city of Costa Rica
	a city in western California located at the southern end of San Francisco Bay to the south of San Francisco; a center for computer and electronics industries