Check the accuracy of someone else's account (5)

I believe the answer is:

audit

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'check' is the definition.
(an audit is an examination or check)

I can't explain the rest of the clue.

(Other definitions for audit that I've seen before include "Formally examine" , "Inspect accounts" , "Roman Aquae Sulis" , "Stocktake" , "Check of books" .)

I've seen this clue in The Globe and Mail.

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