Crossword Genius

Found daughter’s left carrying new cloak (7)

Ross

I believe the answer is:

envelop

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'cloak' is the definition.
(thesaurus)

I cannot understand how the remainder of the clue works.

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(Other definitions for envelop that I've seen before include "Wrap around completely" , "Obscure" , "blanket" , "Enclose" , "Give all-round cover" .)

I've seen this clue in The Times.
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