MSI

MSI has many meanings, depending on the topic:

Music

• Mindless Self Indulgence, an American industrial band

Computing

• Windows Installer, an installer system written by Microsoft for Windows platforms (not the .MSI file extension)
• Medium Scale Integration, a generation of integrated circuit chips which contain hundreds of transistors
• Message Signaled Interrupts, a PCI 2.2 interrupt-mechanism
• Micro-Star International, a Taiwan-based manufacturer of computers and components
• MSI protocol, a basic cache-coherence protocol used in multiprocessor systems

Science

• MSI Barcode, a continuous numeric barcode symbology
• Microsatellite instability, an abnormality of DNA
• Mass spectrometry imaging

Companies and organizations

• Marketing Science Institute, a nonprofit learning institution in Cambridge, Massachusetts
• Media Sports Investment, the international fund of investors that runs Sport Club Corinthians Paulista
• Micro-Star International, an international computer component and notebook manufacturer
• Millennium Science Initiative, an international program dedicated to bringing technology to developing nations
• Ministry of Science and Innovation (New Zealand)
• Movie Star, Inc. (AMEX: MSI), a publicly traded clothing manufacturer
• Motorola Solutions (NYSE: MSI), a publicly traded electronics company, formerly part of Motorola
• Museum of Science and Industry (Chicago)
• University of Minnesota Supercomputing Institute (MSI)

Politics

• Italian Social Movement (MSI-DN), former post-fascist party

Sport

• Maison Internationale du Sport