| Acronym | Meaning |
 | WES | Waterways Experiment Station |
| NNSA | National Nuclear Security Administration |
| FRS | Federal Reserve System; Federal Relay Service |
| NIDDK | National Institute Of Diabetes And Digestive And Kidney Disease |
| IAF | Inter-American Foundation |
| OELA | Office Of English Language Acquisition |
| CNO | Chief Of Naval Operations |
| JCS | Joint Chiefs Of Staff |
| ADC | Program Against Digital Counterfeiting Of Currency |
| TFI | Office Of Terrorism And Financial Intelligence |
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