| Acronym | Meaning |
| NC | Network Computer -New Caledonia (ISO 3166 Digram) -Node Centre - Non-Consensual - Normally Closed -North Carolina (postal Symbol) |
| DW | Drum Workshop |
| SEG | Society Of Exploration Geophysicists |
| ARSPACE | U.S. Army Space Command |
| G20 | Group Of 20 (G8 + Argentina |
| MARFORCC | Marine Force Component Commander |
| MLS | Major League Soccer -Multiple Listing Service |
| NNO | Norwegian Nynorsk Language (ISO 639-2 Code) |
| NMCS | Not Mission Capable Supply (SM&R Code) |
| YJ | Yoctojoule |