The commercialcapital of Morocco, Casablanca is a city of 4m people.
Times, Sunday Times (2009)
It also helped to make New York City the commercialcapital of the nation.
America Past and Present (1995)
More than 270 people were injured when two Shanghai Metro trains collided beneath the heart of China's commercialcapital.
Times, Sunday Times (2011)
Definition of 'capital'
capital
(kæpɪtəl)Explore 'capital' in the dictionary
countable noun
If a place is thecapitalof a particular industry or activity, it is the place that is most famous for it, because it happens in that place more than anywhere else.
Definition of 'commercial'
commercial
(kəmɜːʳʃəl)Explore 'commercial' in the dictionary
adjective [usually ADJECTIVE noun]
Commercial means involving or relating to the buying and selling of goods.