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Meaning of “hub” in the English Dictionary

(Definition of hub from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"hub" in American English

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hubnoun [C]

us   /hʌb/
the central part of something, esp. of a wheel, or a center of activity: Chicago is a major transportation hub, with the busiest airport in the US.
(Definition of hub from the Cambridge Academic Content Dictionary © Cambridge University Press)

"hub" in Business English

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hubnoun [C]

uk   /hʌb/ us  
the central or main part of something, where there is most activity: Property rentals in Mumbai, India's commercial hub, are the highest in the world. New Orleans has traditionally been the financial hub of southeast Louisiana.
IT a machine that connects several computers together: an ethernet hub
TRANSPORT →  hub airport
at/in the hub of things
in the place where things happen and decisions are taken: It's that kind of attitude that will keep him in the hub of things for quite some time.
(Definition of hub from the Cambridge Business English Dictionary © Cambridge University Press)
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“hub” in British English

“hub” in Business English

Avoiding common errors with the word enough.
Avoiding common errors with the word enough.
by ,
May 25, 2016
by Liz Walter Enough is a very common word, but it is easy to make mistakes with it. You need to be careful about its position in a sentence, and the prepositions or verb patterns that come after it. I’ll start with the position of enough in the sentence. When we use it with a noun,

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