Serbo-
1 
a combining form representing Serb, or Serbia, in compound words:
Serbo-Croatian.
serbo-
combining form 
Usage: usually capitalized 
Etymology: serb 
1. : Serbian 
< Serbophile >
2. : Serbian and 
< Serbo-Bulgarian >
1.
< Serbophile >
2.
< Serbo-Bulgarian >