username - use of nickname and nicename?

nicename is used for author slug in url. But can anyone tell what is the especial use/application of 'nickname' user meta field in wordpress ? or it is just another extra field to show nickname.

nicename is used for author slug in url. But can anyone tell what is the especial use/application of 'nickname' user meta field in wordpress ? or it is just another extra field to show nickname.

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Share Improve this question asked Sep 15, 2013 at 10:08 passion.aryapassion.arya 1311 silver badge33 bronze badges

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Sorted by: Reset to default 2

nickname field is one of the options made available for choice in "Display name publicly as" option in user profile.

It has no other use in core code, as far as I know.