Learn how to say Registrars correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word registrar:
1an official responsible for keeping a register or official records:
the registrar of births and deaths
the chief administrative officer in a university.
(in the UK) the judicial and administrative officer of the High Court.
2British a middle-ranking hospital doctor undergoing training as a specialist:
a registrar in rheumatology
late 17th century: from medieval Latin registrarius, from registrum (see register)