| Acronym | Meaning |
| TUG | TeX Users Group |
| ISTS | Intel Science Talent Search |
| BGR | Bulgaria (ISO 3166 Trigram) |
| TMAP | Texas Medication Algorithm Project |
| LTC | Long Term Costing |
| LULU | Locally Unwanted Land Use (urbanism) |
| ADC | Aide De Camp - U.S. Air Defense Command (1946-1992) - Apple Display Connector - Program Against Digital Counterfeiting Of Currency |
| CONAD | U.S. Continental Air Defense Command |
| RDO | Rapid |
| ROE | Rules Of Engagement |