RMI

RMI may refer to:

Science and technology

 * Radio magnetic indicator, an instrument used in aircraft navigation
 * Repetitive motion injury, an injury to the musculoskeletal and nervous systems
 * Richtmyer–Meshkov instability, an instability occurring when two fluids with different densities are impulsively accelerated
 * Risk of malignancy index, for ovarian cancer

Computing

 * Remote Method Invocation, an application-programming interface used in Java environments
 * , a file extension for a RIFF MIDI file

Organizations

 * RMI Corporation, a semiconductor company manufacturing CPUs
 * RMI Titanium Company, U.S. titanium fabricator now called RTI International Metals
 * Railcar Management LLC, a rail information services software company and subsidiary of GE Transportation
 * RMI Expeditions, a mountain guide company based in Ashford, Washington, United States
 * Remote Medical International, provides medical support in remote areas
 * Rocky Mountain Institute, a non-profit energy-conservation organization in the United States of America
 * Rocky Mount Instruments, manufacturer of the RMI 368 Electra-Piano and Harpsichord
 * Royal Manchester Institution (1823–1882), a learned society promoting the arts in Manchester, England
 * Royal Meteorological Institute of Belgium, a federal institute engaged in scientific research in meteorology
 * WRMI (branded Radio Miami International) an American shortwave radio station, often referred to on air as RMI
 * Reaction Motors Inc., an early American maker of liquid-fueled rocket engines

Places

 * Federico Fellini International Airport (IATA code), near Rimini, Italy
 * Republic of the Marshall Islands, a nation-state in Micronesia

Other uses

 * Radio Massacre International, a British electronic-music group
 * Ramapough Mountain Indians, a Native American group
 * Rank mobility index, a measure of change in population-rank
 * Revenu minimum d'insertion, a form of welfare introduced in France in 1988