| Acronym | Meaning |
| NIST | National Institute Of Standards And Technology |
| JPN | Japanese Language (ISO 639-2 Code) |
| NISAC | U.S. National Infrastructure Simulation And Analysis Center |
| VCDS | (Canada) Vice-Chief Of The Defence Staff |
| CX | Christmas Island (ISO 3166 Digram) - One Hundred And Ten (in Roman Numerals) |
| AFK | Away From Keyboard (Internet Chat Abbreviation) |
| BLOB | Binary Large OBject |
| NLOS | LS -Non Line Of Sight-Launch System |
| A2ATD OR A?ATD | Anti |
| NAC | National Agency Check - U.S. Naval Avionics Center - U.S. Navy Advanced Concepts - North Atlantic Council - Northern Area Command |