| Acronym | Definition |
|---|
| NSTT➣Network Satellite Technology Trading (Dubai, United Arab Emirates) |
| NSTT➣National Sanitation Task Team (South Africa) |
| NSTT➣Netherlands Society for Trenchless Technology (est. 1988) |
| NSTT➣Navigation and Seamanship Training Team |
| NSTT➣Non-Seminomatous Testicular Tumor (cancer) |