| Acronym | Meaning |
| INST | Information Standards And Technology |
| MER | Mars Exploration Rover |
| PHL | Philippines (ISO 3166 Trigram) |
| UNIS | University Of Surrey |
| JFTX | Joint Field Training Exercise |
| NYO | National Youth Orchestra Of Great Britain |
| RTBF | Radio-T?l?vision Belge De La Communaut? Fran?aise |
| N/K/A | Now Known As |
| PCB | See Entry |
| XIII | Thirteen (in Roman Numerals) |