| Acronym | Meaning |
| MTI | Moving Target Indicator |
| VORTAC | Very High Frequency (omnirange) TACAN (tactical Air Navigation System) |
| EV | Earned Value |
| AIS | Affiliate Information System |
| NPGATE | NCAR PROFS Gateway Computer |
| AFCRL | Air Force Cambridge Research Laboratories |
| CCCO | Committee For Climatic Change And The Ocean |
| AC | Actual Commitment |
| USFS | United States Forest Service |
| DB | Division Burden |