| Acronym | Definition |
|---|
| CMNS | Computer, Mathematical, and Natural Sciences (University of Maryland) |
| CMNS | Connection Mode Network Service |
| CMNS | Connection-Mode Network Service |
| CMNS | Condensed Matter Nuclear Science |
| CMNS | Classical & Medieval Numismatic Society |
| CMNS | Centre for Molecular Nanoscience (University of Leeds; England, UK) |
| CMNS | Communications Nova Scotia (Canada) |
| CMNS | Combat Mission Needs Statement |
| CMNS | Centre for Micro and Nano Systems (Hong Kong) |
| CMNS | Customer Managed Network System |
| CMNS | Chiang Mai Night Safari (Thailand) |