| Acronym | Meaning |
| ST | Saint Lucia (FIPS 10-4 Country Code) - S?o Tom? And Prncipe (ISO 3166 Digram) |
| WRS | Worldwide Reference System |
| BUR | Burma (ISO 3166 Trigram; Obsolete Since 1989) |
| ECTHR | European Court Of Human Rights |
| TJK | Tajikistan (ISO 3166 Trigram) |
| ITEC | Information Technology Exposition & Conference |
| BCD | Binary-Coded Decimal |
| PNP | Partido Nuevo Progresista - Plug 'N' Play/Pray - Positive Negative Positive |
| CCOP | Coalition Common Operating/Operational Picture |
| FMS | Federal Magistrates Service (an Australian Federal Court |