| Acronym | Definition |
|---|
| DNSI➣Direction Nationale de la Statistique et de l'Informatique (French: National Directorate of Statistics and Informatics; Mali) |
| DNSI➣Direct-Normal Solar Irradiance (solar energy) |
| DNSI➣Discrimination and National Security Initiative (Pluralism Project; Harvard University; Cambridge, MA) |
| DNSI➣Defense Nuclear Surety Inspection |
| DNSI➣Digital Network Services, Inc. |
| DNSI➣Defense Nuclear Standardization Inspection |
| DNSI➣Digital Network System Information |