| Acronym | Definition |
|---|
| MISA➣Media Institute of Southern Africa |
| MISA➣Motor Industry Staff Association (South Africa) |
| MISA➣Mobile Pci to Isa |
| MISA➣Management Information Systems Association |
| MISA➣Municipal Information Systems Association |
| MISA➣Moscow Institute of Steel and Alloys (Russia) |
| MISA➣Media Institute of South Africa |
| MISA➣Managing Information for Student Achievement (Canada) |
| MISA➣Mortgage Interest Saver Account |
| MISA➣Ministry of Insurance and Social Affairs |
| MISA➣Management of Integrated SDH and ATM Networks |
| MISA➣McDonnell International Scholars Academy (Washington University; St. Louis, Missouri) |
| MISA➣Multiple Intelligent Software Agents |
| MISA➣Microcomputer Industry Suppliers Association |
| MISA➣Military Industrial Supply Agency |
| MISA➣Multiple Input Signature Analyzer |
| MISA➣McGill Iranian Students Association (Canada) |
| MISA➣MAJCOM Information Systems Architecture |
| MISA➣Mid Illini Surgical Associates (Peoria, IL) |
| MISA➣Mangueras Industriales Sociedad Anónima (Guatemala) |
| MISA➣Maintenance of Internal Security Act of 1971 (India) |