JIAC Full Form. Full Meaning of JIAC Find long form and abbreviation, slang or definition of JIAC. What does JIAC mean? What does JIAC stand for? We are providing world largest and most comprehensive acronyms, names, abbreviations database directory on the Internet. Our data base contains more than 8,00,000 terms abbreviations and acronyms. You can also search unique terms more than 4,00,000 general Comprehensive words.