urban area vs geographical area

urban area and geographical area both are nouns.

Word	Noun	Adjective	Verb	Adverb
urban area	Yes	No	No	No
geographical area	Yes	No	No	No

As nouns, geographical area is a hypernym of urban area; that is, geographical area is a word with a broader meaning than urban area:

Other hypernyms of urban area include geographic area, geographic region, geographical region.

urban area (noun)	geographical area (noun)
a geographical area constituting a city or town	a demarcated area of the Earth