MZI

MZI may refer to:


 * Mach–Zehnder interferometer
 * Mazda MZI, a version of the Ford Mondeo V6 automobile engine
 * MZI, IATA code for Mopti Airport, Mali
 * mzi, ISO 639-3 language code for Ixcatlán Mazatec, one of the Mazatecan languages