Disc Peel spun overshadowed by Mercury maybe (8)

I believe the answer is:

eclipsed

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'overshadowed by mercury maybe' is the definition.
I can't tell whether this definition defines the answer.

'disc peel spun' is the wordplay.
'spun' indicates anagramming the letters.
'disc'+'peel'='discpeel'
'discpeel' with letters rearranged gives 'ECLIPSED'.

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(Other definitions for eclipsed that I've seen before include "Obscured as by heavenly body" , "Hidden" , "Overshadowed" , "Surpassed - led epics (anag)" , "Deprived of prominence" .)

I've seen this clue in The Sunday Times and The Times.

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