connection · noun /kəˈnek.ʃən/Full view
Nouns: connection, disconnect
Adjectives: connected, connecting
Verbs: connect, disconnect
connection (JOINING THINGS)
B1 C or U something that joins things together
Dictionary example:

Many companies now offer free connection to the Internet.

Learner example:

Moreover, some portable phones have a connection to the web, so it is easy to read newspapers if one hasn't enough money to buy [them]. (First Certificate in English; B2; French)

connection (INVOLVEMENT)
B2 C or U when someone or something is involved with or related to someone or something else
Dictionary examples:

The connection between smoking and heart disease is well known.

He has denied having any connection with the terrorists.

They're sisters, are they? I knew their surname was the same, but I never made the connection.

Learner example:

If you are aware of the connection between food and health you can start changing your eating habits. (First Certificate in English; B2; Swedish)

in connection with sth
B2 used to say what something is about
Dictionary examples:

I am writing in connection with the above job advertised in The Daily Press on Monday 12th February.

A man has been arrested in connection with last month's murder.

Learner example:

Dear Mrs Brown, I am writing in connection with a surprise birthday party for your husband, Mr Brown. (First Certificate in English; B2; Greek)

connection (TRAVEL)
B2 C a train, bus or aircraft that leaves a short time after another arrives, so people can continue their journey
Dictionary example:

The train was half an hour late and I missed my connection.

Learner example:

Because of bad bus connections it's not easy to get there. (First Certificate in English; B2; German)

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