1. courtyard; quadrangle; middle court

2. the golden mean; being impartial and unbiased

3. impartial judge (in Imperial China, a local dignitary charged with ranking potential candidates for public service) (historical)

4. low-ranking clerical post in the Donghak religion of the late nineteenth century, tasked with arbitrating disputes between believers (historical)

5. repeated revisions (of a book or text) (formal)