| Acronym | Meaning |
| TATP | TriAcetone TriPeroxide |
| HZ | Haze (METAR Code) |
| SG | Seaborgium |
| MOC | Macedonian Orthodox Church - Measure Of Capability - Mission Operations Centre - My Own Creation (Lego) |
| NDS | Nintendo DS |
| NKVD | Narodnyi Komissariat Vnutrennikh Del (Russian People's Commissariat Of Internal Affairs) (1934-1954) |
| PANS | Pretty Advanced/Awesome Network Services (cf. POTS) |
| DBCS | Double-Byte Character Set |
| SRC | Scheduled Removal Component |
| NDO | Ndonga Language (ISO 639-2 Code) |