Meaning of NETWORK in English

I. net ‧ work 1 S3 W2 AC /ˈnetwɜːk $ -wɜːrk/ BrE AmE noun [countable]

1 . a system of lines, tubes, wires, roads etc that cross each other and are connected to each other:

Hungary’s telephone network

a high-speed European rail network

network of

an elaborate network of canals

the network of blood vessels in the body

2 . a group of radio or television stations, which broadcast many of the same programmes, but in different parts of the same country:

the four biggest TV networks

You’re listening to the American Armed Forces Network.

3 . a set of computers that are connected to each other so that they can share information

4 . a group of people, organizations etc that are connected or that work together

network of

It’s important to build up a network of professional contacts.

⇨ the old-boy network at ↑ old boy (2)

II. network 2 AC BrE AmE verb

1 . [intransitive and transitive] to connect several computers together so that they can share information

2 . [intransitive] to meet and talk with people who have similar jobs to yours, especially because they may be useful for your work

3 . [intransitive and transitive] to broadcast a radio or television programme on several different ↑ channel s at the same time

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.