| Acronym | Meaning |
| CRI | Costa Rica (ISO 3166 Trigram) |
| DLA | U.S. Defense Logistics Agency |
| NBCRS | NBC (Nuclear |
| GUT | Grand Unification Theory |
| IL | Illinois (postal Symbol) - Israel (ISO 3166 Digram) |
| TBBPA | TetraBromoBisPhenol-A |
| USPS | United States Postal Service |
| SHRA | Rain Showers (METAR Code) |
| BCCI | Board Of Control For Cricket In India - Bank Of Credit And Commerce International |
| TTD | Trinidad And Tobago Dollar (ISO 4217 Currency Code) |