Serbo-Croat
Concise Oxford English Dictionary © 2008 Oxford University Press:
Serbo-Croat /ˌsəːbəʊˈkrəʊat/ (also Serbo-Croatian /-krəʊˈeɪʃ(ə)n/)
▶noun the Southern Slavic language spoken in Serbia, Croatia, and elsewhere in the former Yugoslavia.
'Serbo-Croat' also found in these Oxford entries:

