Crossword Genius

Matthew Arnold's "sweet city with her dreaming spires” (6)

Ross

I believe the answer is:

oxford

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'matthew' is the definition.
Although both the answer and definition are singular nouns, I can't understand how one could define the other.

I can't explain the remainder of the clue.

Can you help me to learn more?

(Other definitions for oxford that I've seen before include "Rhodes Scholarship university" , "- Blue; - bags" , "Boat Race's Dark Blues" , "Where one may view St John's" , "Material used in shirt" .)

I've seen this clue in The Times.
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