Meaner doctors call it something else (6)

I believe the answer is:

rename

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'call it something else' is the definition.
I can't tell whether this defines the answer.

'meaner doctors' is the wordplay.
'doctors' indicates anagramming the letters (I've seen 'doctor' mean this).
'meaner' is an anagram of 'RENAME'.

Can you help me to learn more?

(Other definitions for rename that I've seen before include "Brand again" , "Meaner (anag.)" , "Rechristen" , "Confer new appellation of meaner sort" , "Give a new title to" .)

I've seen this clue in the Sydney Morning Herald.

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