26590 Full Form. Full Meaning of 26590 Find long form and abbreviation, slang or definition of 26590. What does 26590 mean? What does 26590 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.