| Acronym | Meaning |
| NNE | North North-East |
| MOMA | Museum Of Modern Art (NYC) |
| ADF | Australian Defence Force - African Development Foundation |
| CSI | See Entry |
| HF | Hafnium |
| PTAL | Public Transport Accessibility Level |
| G20 | Group Of 20 (G8 + Argentina |
| PLCC | Plastic Leaded Chip Carrier (electronics) |
| EDECSIM | Extended Directed Energy Combat Simulation |
| BOL | Bolivia (ISO 3166 Trigram) |