I2C Full Form. Full Meaning of I2C Find long form and abbreviation, slang or definition of I2C. What does I2C mean? What does I2C 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.