| Acronym | Definition |
|---|
| NDOS➣NORCOM (Northern Command) Data Operating System |
| NDOS➣Nuffield Department of Orthopaedic Surgery (Department in University of Oxford Medical School) |
| NDOS➣National Day Of Slayer |
| NDOS➣Network and Desktop Outsourcing |
| NDOS➣National Day of Silence |
| NDOS➣National Defense Operations Section (US Navy) |
| NDOS➣Next Day Onsite Service |
| NDOS➣Norton Disk Operating System |
| NDOS➣New Dimension Online Services (web hosting company) |