Definition of qualificator in US English:

qualificator

noun

historical
  • One of a board of theologians attached to the Holy Office of the Roman Catholic Church, whose duty it was to report on the character (heretical or otherwise) of propositions submitted to them. Also (with capital initial) as the title of such an officer.

Origin

Mid 17th century; earliest use found in Thomas White (d. 1676), Roman Catholic priest and philosopher. From post-classical Latin qualificator from qualificat-, past participial stem of qualificare + classical Latin -or.

Pronunciation

qualificator

/ˈkwɒlɪfɪkeɪtə/