This is the 7815th most frequent Russian word.
йовичевич
"Йовичевич" is a Slavic surname and does not have a standalone meaning in English.
In this sentence, 'Йовичевич' is used as a proper noun representing the name of a person.
Йовичевич посетил мой город вчера.
Yovichevich visited my city yesterday.
Here, 'Йовичевичем' appears as the instrumental form of the proper noun 'Йовичевич', used in the context of authorship.
Книга написана Йовичевичем, известным писателем.
The book is written by Yovichevich, a well-known writer.
'Йовичевичем' is in the instrumental case, denoting the person with whom the interaction occurred.