| Acronym | Definition |
|---|
| IOMS | Institute of Orthopaedics and Musculoskeletal Science (UK) |
| IOMS | Islamic Organization for Medical Sciences |
| IOMS | Integrated Offender Management System |
| IOMS | International Organization for Masoretic Studies |
| IOMS | Inter Organization Messaging System (software) |
| IOMS | Irritable Online Marketing Syndrome (information overload) |
| IOMS | Infrastructure Operations & Maintenance Services (Cape Canaveral Air Force Station; Cape Canaveral, FL) |
| IOMS | Interim Operational Meteorological System |
| IOMS | Industrial Organization and Management Strategy (Workshop) |
| IOMS | International Oilfield Management Services, Ltd. (Canada) |