Crossword Genius

Section of government -- it leaked name (7)

Ross

I believe the answer is:

entitle

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'name' is the definition.
(both can mean to give someone a name)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for entitle that I've seen before include "Name; enable" , "Give a right or authority to" , "Style; give right to" , "Allow" , "Furnish with a right or claim" .)

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