| Acronym | Meaning |
| ADI | Acceptable/Allowable Daily Intake |
| LDS | Latter Day Saint - Liberal Democracy Of Slovenia |
| JN | Jan Mayen Island (FIPS 10-4 Territory Code) |
| MSLP | Mean Sea Level Pressure |
| VLF | Very Low Frequency |
| SEATO | Southeast Asian Treaty Organization |
| UNPROFOR | United Nations Protection Force (in Former Yugoslavia) |
| CSC | Closed Spacelike Curve (relativity) - Computer Security Centre |
| STRIVE | Synthetic Tactical Real-time Interactive Virtual Environment |
| LK | Sri Lanka (ISO 3166 Digram) |