| Acronym | Definition |
|---|
| IOMA➣Institute of Management and Administration |
| IOMA➣Instituto de Obra Médico Asistencial (de la Provincia de Buenos Aires; Spanish) |
| IOMA➣International Online Music Awards |
| IOMA➣International Oxidative Medicine Association |
| IOMA➣Italian Online Movie Awards |
| IOMA➣Iowa Osteopathic Medical Association |
| IOMA➣International Oxygen Manufacturers Association, Inc. |