MSIA
| Acronym | Definition |
|---|---|
| MSIA | Malaysia |
| MSIA | Movement of Spiritual Inner Awareness |
| MSIA | Master of Science in Information Assurance |
| MSIA | Member of the Singapore Institute of Architects |
| MSIA | Microsoft Software Inventory Analyzer |
| MSIA | Mapping Sciences Institute Australia (formerly Australian Institute of Cartographers) |
| MSIA | Metadata Standards for Information Assurance (US DoD) |
| MSIA | Missouri Self-Insurers Association |
| MSIA | Multispectral Image Analyzer |
| MSIA | Mobile Satellite Internet Access |