1
: the central part of a circular object (such as a wheel or propeller)
spokes attached to the hub of the wheel
2
a
: a center of activity : focal point
The island is a major tourist hub.
b
: an airport or city through which an airline routes most of its traffic
c
: a central device that connects multiple computers on a single network (see network entry 1 sense 3b)
3
: a steel punch from which a working die (see die entry 2 sense 3a) for a coin or medal is made
Synonyms
Examples of hub in a Sentence
the hub of the city
She was at the hub of all the activity.
All of the airline's coast-to-coast flights pass through its hub.
The spokes attach to the hub of the wheel.
Recent Examples on the Web
Partnering with community hubs, like museums, can also broaden exposure to diverse career options in an engaging environment.
—
Khaitsa Wasiyo, Forbes, 12 Dec. 2024
Downtown San Francisco, especially in the vicinity of its Union Square shopping hub, remains in the doldrums years after other cities recovered from Covid-era lockdowns.
—Marc Joffe, National Review, 12 Dec. 2024
Their new prize, organized under the banner of the Freshly Ground Stories hub launched by Abidi earlier this year, was among around 30 collateral prizes meted out to the 31 projects showcased in the festival’s Red Sea Souk’s project market.
—Melanie Goodfellow, Deadline, 12 Dec. 2024
An empty lot next door to Richmond’s Rosie the Riveter Museum was envisioned as part of a major residential and commercial hub meant to spark vitality in the city.
—Sierra Lopez, The Mercury News, 11 Dec. 2024
See all Example Sentences for hub 
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Khaitsa Wasiyo, Forbes, 12 Dec. 2024
Downtown San Francisco, especially in the vicinity of its Union Square shopping hub, remains in the doldrums years after other cities recovered from Covid-era lockdowns.
—Marc Joffe, National Review, 12 Dec. 2024
Their new prize, organized under the banner of the Freshly Ground Stories hub launched by Abidi earlier this year, was among around 30 collateral prizes meted out to the 31 projects showcased in the festival’s Red Sea Souk’s project market.
—Melanie Goodfellow, Deadline, 12 Dec. 2024
An empty lot next door to Richmond’s Rosie the Riveter Museum was envisioned as part of a major residential and commercial hub meant to spark vitality in the city.
—Sierra Lopez, The Mercury News, 11 Dec. 2024
See all Example Sentences for hub
Dictionary Entries Near hub
Cite this Entry
“Hub.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hub. Accessed 21 Dec. 2024.
Copy CitationKids Definition
hub
noun1
: the central part of a circular object (as a wheel)
2
: a center of activity
Medical Definition
hub
noun
: the enlarged base by which a hollow needle may be attached to a device (as a syringe)
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