| Acronym | Definition |
|---|
| NIF➣National Ignition Facility |
| NIF➣NATO (North Atlantic Treaty Organization) Industry Forum |
| NIF➣Norges Idrettsforbund (Norwegian sports organization) |
| NIF➣New Israel Fund |
| NIF➣Numero de Identificación Fiscal (Spain) |
| NIF➣National Islamic Front (Sudan) |
| NIF➣Network Information File |
| NIF➣Neighborhood Information Frame |
| NIF➣National Innovation Foundation (India) |
| NIF➣National Issues Forum (various locations) |
| NIF➣Neuroscience Information Framework (neuroscience resources network) |
| NIF➣Note Issuance Facility |
| NIF➣NCOIC (Network Centric Operations Industry Consortium) Interoperability Framework |
| NIF➣Negative Inspiratory Force |
| NIF➣National Immigration Forum |
| NIF➣National Insurance Fund (Great Britain) |
| NIF➣National Investment Fund (Poland) |
| NIF➣Neighborhood Investment Fund (various organizations) |
| NIF➣NetImmerse File |
| NIF➣Newsletter on Intellectual Freedom (American Library Association) |
| NIF➣Notation Interchange File |
| NIF➣North Island Facilities Ltd. (Manhasset, NY) |
| NIF➣Not In File |
| NIF➣Navy Industrial Fund |
| NIF➣No- Image Forming (light) |
| NIF➣Non-Invasive Flow Study |
| NIF➣Neighbor Information Frame (FDDI) |
| NIF➣Non-Instructional Faculty (various organizations) |
| NIF➣Network Integration Facility |
| NIF➣Network Interface Function |
| NIF➣Neutral International Force (in Rwanda) |
| NIF➣Nordic Industrial Fund (Denmark) |
| NIF➣Network Initialization File |
| NIF➣Navy Inactive Fleet |
| NIF➣Native IP Forwarding |
| NIF➣NATO Interoperability Framework |
| NIF➣National Iota Foundation |
| NIF➣Noise Improvement Factor |
| NIF➣Network Information Flow |
| NIF➣NATO Interface Facility |
| NIF➣Non-Industrial Facilities |
| NIF➣Nuclear Information File |
| NIF➣No Indirect Fire |
| NIF➣Not Industrially Funded |
| NIF➣Norges Sivilingeniorers Forening |
| NIF➣Never In Field |
| NIF➣No Intelligent Friends |