Italian centre of barbarians (4)

I believe the answer is:

bari

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'italian centre' is the definition.
The definition suggests a singular noun which matches the answer.

'of barbarians' is the wordplay.
'of' indicates the answer is hidden within the clue.
'BARI' is hidden in the letters of 'barbarians'.

Can you help me to learn more?

(Other definitions for bari that I've seen before include "Adriatic seaport" , "Adriatic port" , "Adriatic resort" .)

I've seen this clue in the Evening Standard.

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