| Acronym | Meaning |
| PIR | Priority Intelligence Requirement |
| HF | High Frequency |
| XSL | EXtensible Style Language |
| SIN | Social Insurance Number (Canada) |
| BCCI | Board Of Control For Cricket In India - Bank Of Credit And Commerce International |
| LKA | Sri Lanka (ISO 3166 Trigram) |
| UNIFEM | United Nations Development Fund For Women |
| EOTS | Electro-Optical Tactical Sensor |
| TN | Tennessee (postal Symbol) - Teranewton - Tonga (FIPS 10-4 Country Code) - Tunisia (ISO 3166 Digram) |
| TAADCOORD | Theatre Army Air Defence Co-ordinator |