Crossword Genius

Device that's raised to top? (10)

Ross

I believe the answer is:

guillotine

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'top?' is the definition.
(I've seen this before)

I don't understand the rest of the clue.

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(Other definitions for guillotine that I've seen before include "limits debate" , "Machine for cutting paper (or French aristocrats) down to size" , "Beheading machine" , "Revolutionary tool" , "Device for parting head from shoulders" .)

I've seen this clue in The Telegraph.
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