| Acronym | Meaning |
| NRC | Nuclear Regulatory Commission |
| CEA | Council Of Economic Advisers |
| DOJ | Department Of Justice |
| PHTN | Public Health Training Network |
| PUMS | Public Use Microdata Samples |
| HPCC | High Performance Computing And Communications |
| MARAD | Maritime Administration |
| PSC | Program Support Center |
| USCCR | United States Commission On Civil Rights |
| AMES | Ames Laboratory |