central Europe/London
Of course, you pay more for a hotel in a central location.
We could go for a walk to the park in the central area of my town. (Preliminary English Test; B1; Italian)
a central character/figure
the central argument of the book
Her role is central to the movie.
As a central character, Piggy works both as a real boy and a symbol. (Certificate of Proficiency in English; C2; Spanish)
Our offices are very central.
The house location is very central, it is in South Kensington and it is [with]in walking distance [of] Gloucester Road Underground station. (International English Language Testing System; C1; Russian)
central authorities/government
the US central bank
central control/planning
The contribution of the central government seems to be inevitable to complete the project. (Certificate in Advanced English; C1; Turkish)