Definition of hub in English:

hub

Syllabification: hub
Pronunciation: /həb
 
/

noun

  • 1The central part of a wheel, rotating on or with the axle, and from which the spokes radiate.
    More example sentences
    • Remove your wheels, and wipe them down, since the dirt gets lodged in the little nooks and crannies of the wheel hubs and spokes.
    • Instead, a few species are like hubs, with spokes radiating out to the other species.
    • Now we are keeping that going, and working on some other parts that are new to us - pedals, cranks, hubs and wheels.
    Synonyms
    pivot, axis, fulcrum, center, middle
  • 2The effective center of an activity, region, or network: the city has always been the financial hub of the country Denver became a regional economic hub for a large part of the western United States the kitchen was the hub of family life
    More example sentences
    • Clubs need to be innovative, family friendly and at the hub of local activity.
    • He said that he expected that the region would become an international hub of tourism.
    • For centuries this quaint location has been a hub of activity; that of natural forces and that of man.
    Synonyms
    center, core, heart, middle, focus, focal point, central point, nucleus, kernel, nerve center, polestar
  • 2.1A central airport or other transport facility from which many services operate: some new flights are being based in cities that are not traditional international hubs the city’s major transportation hub for bus and rail [as modifier]: major hub airports have grown up all over the world
    More example sentences
    • The carriers were accused of fixing prices on fares through 34 hub airports.
    • Historically, major hub airports have grown up all over the world on the back of airlines which were dominant national flag carriers.
    • All flights, including domestic, charter and cargo, will shift to the new airport, which will play a major role in boosting the role of Thailand as a regional aviation hub.

Phrases

hub-and-spoke

Denoting a system of air transportation in which local airports offer flights to a central airport where international or long-distance flights are available.
More example sentences
  • Further giving this concept fuel is the current state of the airlines, including the inefficient hub-and-spoke system, flight delays and intrusive airport security, not to mention service, or lack thereof, once aboard the airliner.
  • ‘The hub-and-spoke system is inherently more expensive to run than point-to-point,’ explained Jack Stephan, spokesman for the Air Line Pilots Association.
  • The highly centralized hub-and-spoke system - centralized for the airlines, not us - now regularly bifurcates and often trifurcates even an hour's flight time as the crow flies into a four-hour series of legs.

Origin

early 16th century (denoting a shelf at the side of a fireplace used for heating pans): of unknown origin (compare with hob1).

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody