| Acronym | Definition |
|---|
| NSDI➣Networked Systems Design and Implementation (symposium) |
| NSDI➣National Spatial Data Infrastructure (US) |
| NSDI➣National Spatial Data Infrastructure |
| NSDI➣National Self-Defense Institute (Miami Beach, Florida) |
| NSDI➣National Strategy for Development and Integration (Albania) |
| NSDI➣North Star Digital Imaging |
| NSDI➣Nigerian Software Development Initiative |
| NSDI➣Normalized Snow Difference Index |
| NSDI➣National Sleep Dynamics, Inc. |
| NSDI➣New Style Discovery International Co., Ltd (Japan) |
| NSDI➣Northstate Drywall, Inc. (Garner, NC) |