| Acronym | Meaning |
| TGL | Tagalog Language (ISO 639-2 Code) |
| AY | Aymara Language (ISO 639-1 Code) |
| MNMF | Multi-National Maritime Force |
| LASER | Light Amplification By Stimulated Emission Of Radiation (cf. Maser) |
| OIOC | Oriental & India Office Collections (in The British Library) |
| SNR | SuperNova Remnant - Signal-to-Noise Ratio |
| DPPDB | Digital Point Positioning Database |
| BEN | Bengali Language (ISO 639-2 Code) |
| DIP | Dual In-line Package (electronics) |
| RUC | Royal Ulster Constabulary |