Crossword Genius

Where one may find shops are introducing computer aided design (6)

Ross

I believe the answer is:

arcade

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This clue could be a double definition.

'where one may find shops are introducing computer' is the first definition.
Although both the answer and definition are singular nouns, I cannot understand how one could define the other.

'aided design' is the second definition.
The definition and answer can be both man-made objects as well as being singular nouns.
Maybe you can see an association between them that I can't see?

Can you help me to learn more?

(Other definitions for arcade that I've seen before include "area of gaming" , "Colonnade" , "covered avenue of shops" , "Shops in row" , "shopping area" .)

I've seen this clue in The Times.
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