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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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