| Acronym | Meaning |
| ARCC | American Rivers Conservation Council |
| DIB | Disabilities Issues Board |
| OMTF | Optical Modulation Transfer Function |
| IDA | Institute For Defense Analysis |
| ARM | Atmospheric Radiation Measurement Program |
| AA | Affirmative Action |
| CBB | Contract Budget Baseline |
| TROPEX | Tropical Experiment |
| CCAWG | Climate Change And Assessment Working Group |
| DCTN | Defense Commercial Telecommunications Network |