City in Wiltshire whose cathedral has the tallest spire in England (9)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
salisbury
(Other definitions for salisbury that I've seen before include "[WILTS] cathedral" , "PM three times" , "Cathedral city of Wiltshire" , "City on the Avon" , "Former name of capital" .)