The term SERBO-CROATIAN is an umbrella term used to refer to the collective South Slavic language spoken by Serbs, Croats, and other ethnic groups in the former Yugoslavia. It is a standardized form of the Shtokavian dialect, which is the most widely spoken dialect of the South Slavic language group. The term is also used to refer to the various dialects spoken by these ethnic groups, which are mutually intelligible but have some minor differences in pronunciation and grammar.