Learn how to say Obituarist correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word obituary:
noun (plural obituaries)
a notice of a death, especially in a newspaper, typically including a brief biography of the deceased person:
his obituary of Samuel Beckett
an obituary notice
it is premature to write the obituary of British science
early 18th century: from medieval Latin obituarius, from Latin obitus ‘death’, from obit- ‘perished’, from the verb obire