Serbo-Croatian

[ sur-boh-kroh-ey-shuh n, -shee-uh n ]

/ ˌsɜr boʊ kroʊˈeɪ ʃən, -ʃi ən /

a Slavic language spoken in Serbia and Croatia, usually written with Cyrillic letters in Serbia but with Roman letters in Croatia.

of or relating to Serbo-Croatian.

Also Serb.

Examples from the Web for serbo-croatian

With these exceptions Illyria became entirely Serbo-Croatian in population, language and culture.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 3|Various
During the 1944-48 period translations of Serbo-Croatian works were published, and several books were translated from Russian.
Area Handbook for Albania|Eugene K. Keefe
In almost every case the language of instruction is Serbo-Croatian.
Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6|Various
Except where the litigants and witnesses are German, the Serbo-Croatian language is used.
Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3|Various

And in these the Serbo-Croatian language was to be largely employed.
The Birth of Yugoslavia, Volume 1|Henry Baerlein