| Acronym | Meaning |
| DDB | Delayed Direct Broadcast |
| AREA | File Format Used For Graphic Images By The McIDAS Application |
| AEN | Administrative Exception Note |
| IMAGE | N/A |
| PCM | Pulse Code Modulation |
| ABE | Army Background Experiment |
| BGP4 | Border Gateway Protocol Version 4 |
| BLS | Bureau Of Labor Statistics |
| LF | Low Frequency |
| BOD | Board Of Directors |