XNCL Full Form. Full Meaning of XNCL Find long form and abbreviation, slang or definition of XNCL. What does XNCL mean? What does XNCL 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.