| Acronym | Meaning |
| OPM | Office Of Personnel Management |
| DODISS | DoD Index Of Specifications And Standards |
| NTP | National Toxicology Program |
| NIA | National Institute On Aging |
| HIRS | Health Information Resources Service |
| NIH | National Institutes Of Health |
| SGLI | Servicemembers' Group Life Insurance |
| USFA | U.S. Fire Administration |
| STB | Surface Transportation Board |
| OLAW | Office Of Laboratory Animal Welfare |