| Acronym | Meaning |
| JEM | Joint Environmental Monitoring |
| OPC | Optical Propagation Conference |
| ABLE | Amazon Boundary Layer Experiment |
| 4DDD | Four-Dimensional Data Assimilation |
| GPRA | Government Performance And Results Act |
| FDM | Full-depth Model |
| AASM | Advanced Air To Surface Missile |
| IAEA | International Atomic Energy Agency |
| HRDL | High-resolution Doppler Lidar |
| APT | Automatic Picture Transmission |