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Definition of hub

hub

/hʌb/
hub
Plural:hubs
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hub Lexical Profile

hub Game Scores & Validity

• noun

1

The effective center of an activity, region, or network.

Example

"The new airport serves as a major international hub for commercial flights and global logistics."

2

A common connection point for devices in a computer network, allowing them to communicate and exchange data.

Example

"She plugged the Ethernet cables from all the office computers into a central network hub."

3

The central, solid part of a wheel, rotating on or with the axle, and from which the spokes radiate.

Example

"The mechanic had to replace the damaged hub on the bicycle's front wheel before the race."

Synonyms
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Antonyms
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• Rhymes for hub

• Nearby Words

huangguoshu
huascaran
huasco
hub
hubbard squash
hubbub
hubby

Word Origin & Etymology

Late 16th century (denoting the central solid part of a wheel): of unknown origin, though possibly related to 'hob'.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Hub. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/hub
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