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English definition of “hub”

hub

noun [C] (CENTRAL PART)    /hʌb/
the central or main part of something where there is most activity: The City of London is the hub of Britain's financial world. The computer department is at the hub of the company's operations.Places and locationsUnpleasant placesCentres of objects
(Definition of hub noun (CENTRAL PART) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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