HNSS
| Acronym | Definition |
|---|---|
| HNSS | Hybrid Natural/Synthetic Scene (digital video coding) |
| HNSS | Health, Natural and Social Sciences (UK) |
| HNSS | Handri Niva Sujala Sravanthi (Indian irrigation project) |
| HNSS | Head and Neck Surgical Specialists (Englewood, CO) |
| HNSS | Hypothalamo-Neurohypophyseal Secretory System |