| Acronym | Definition |
|---|
| NICS➣National Instant Criminal Background Check System |
| NICS➣Nissan Induction Control System |
| NICS➣Newly Industrialized Countries |
| NICS➣Northern Ireland Civil Service |
| NICS➣Next-Generation Incident Command System (emergency response) |
| NICS➣Network of International Christian Schools |
| NICS➣National Identity Cards Scheme (UK) |
| NICS➣National Institute for Chemical Studies |
| NICS➣NATO Integrated Communications System |
| NICS➣Near Infrared Camera Spectrometer |
| NICS➣Novell Internet Caching System |
| NICS➣National Islamic Committee on Scouting |
| NICS➣National Inventory Control System |
| NICS➣Nomenclature Identification and Configuration System |
| NICS➣National Intelligence Computer System |