Scottish city’s currency mentioned on radio (8)

I believe the answer is:

stirling

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'scottish city's' is the definition.
(Stirling is a city in Scotland)

I can't explain the rest of the clue.

(Other definitions for stirling that I've seen before include "university in Scotland" , "City of central Scotland, "Gateway to the Highlands"" , "Scottish city" , "City on the River Forth, "Gateway to the Highlands"" , "Scottish keep" .)

I've seen this clue in The Times.

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