Learn how to say Exequatur correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word exequatur:
an official authorization issued by a host country to a consular agent, permitting him to perform his official duties
an act by which the civil governments of certain nations permit the laws of the Roman Catholic Church to take effect in their territories
C18: from Latin, literally: let him perform, from exequī to perform, from ex-1 + sequī to follow