sub·dea·con /-ˈdikən/
  副助祭,副補祭,副執事
  Sub·dea·con n.  Eccl. One belonging to an order in the Roman Catholic Church, next interior to the order of deacons; also, a member of a minor order in the Greek Church.
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  subdeacon
       n : a clergyman an order below deacon; one of the Holy Orders in
           the unreformed western Christian Church and the eastern
           Catholic Churches but now suppressed in the Roman
           Catholic Church