| Acronym | Definition |
|---|
| NISF➣Network Information Seed File |
| NISF➣Naval Intelligence and Security Force (Philippines) |
| NISF➣Northern Ireland Sports Forum (Belfast, Northern Ireland, UK) |
| NISF➣Nursing Incentive Scholarship Fund (Kentucky) |
| NISF➣National Institute for Soils and Fertilizer (Vietnam) |
| NISF➣Nishimura International Scholarship Foundation (Japan) |
| NISF➣Network Integration Simulation Facility |
| NISF➣Nationales Insitut für Sozialfürsorge (German: abbreviation for Italian INPS (Istituto Nazionale della Previdenza Sociale) |