| Acronym | Definition |
|---|
| NIFS➣National Institute for Fusion Science (Japan) |
| NIFS➣National Institute for Fitness and Sport (Indianapolis, IN) |
| NIFS➣Near Infrared Integral Field Spectrograph |
| NIFS➣Nagoya International Friendship Society (Japan) |
| NIFS➣National Institute for Farm Safety, Inc. |
| NIFS➣National Institute of Floricultural Science (Japan) |
| NIFS➣NATO Integrated Financial System |
| NIFS➣Norsk Institutt for Selvutvikling |
| NIFS➣Non-Invasive Flow Studies (peripheral vascular circulatory test) |
| NIFS➣Noddes Interface Subsystem |