| D/NS | Dextrose in normal saline 
| Others |
| DNS | A Data Network Server
| Others |
| DNS | Damn Naming Scheme
| Others |
| DNS | Damn Network Solutions
| Others |
| DNS | Darned Nasty Setup
| Others |
| DNS | Data Network Services
| Others |
| DNS | Data Networking System
| Others |
| DNS | Database of Names and Salaries
| Others |
| DNS | Definitive No Swap
| Others |
| DNS | Deviated Nasal Septum
| Others |
| DNS | Did Not Show
| Others |
| DNS | Did Not Show for appointment
| Others |
| DNS | Did Not Start
| Others |
| DNS | Digital Nervous System
| Others |
| DNS | Digital Network Services
| Others |
| DNS | Digital Network Systems
| Others |
| DNS | DiNitroSalicylic Acid
| Others |
| DNS | Direct Numerical Simulation
| Others |
| DNS | Director of Nursing
| Others |
| DNS | Director of Nursing Services
| Others |
| DNS | Directorate of National Security
| Others |
| DNS | Directory Name System
| Others |
| DNS | Discover Navigation System
| Others |
| DNs | Distinguished Names
| Others |
| DNS | Do Not Schedule
| Others |
| DNS | Do Not Serve
| Others |
| DNS | Do Not Ship
| Others |
| DNS | Do Not Spit
| Others |
| DNS | Do Not Start
| Others |
| DNS | Do Not Stop
| Others |
| DNS | Do Not Surf
| Others |
| DNS | Doctor of Nursing Science
| Others |
| DNS | Domain Name System
| Internet, Protocol |
| DNS | Don't kNow Squat
| Others |
| DNS | Dow Number Service
| Others |
| DNS | Driver Night Sight
| Others |
| DNS | Dynamic Neuromuscular Stabilization
| Others |
| DNS | Dysplastic Naevus Syndrome
| Others |