hub

Pronunciation

• enPR: hŭb
• IPA ^(key): /hʌb/
• SAMPA: /"hVb/

• Audio (US)

  (file)

Noun

Singular hub

Plural hubs

A bicycle wheel with a hub in the middle

A small networking hub

1. (countable) A hub is the middle part of a wheel.
2. (countable) A hub is a place where a large amount of traffic meets or passes through.

   London's Heathrow Airport is a big air traffic hub in Europe.

3. (countable) (technology) A hub is a simple networking device that sends all of the data (packets) that it gets to all of the other devices that are connected to it.

   Mark bought a cheap hub to connect his home computers together.

See also

• Ethernet
• network
• switch