| Acronym | Meaning |
 | ITEMS | Interactive Tactical Environment Management System |
| DD | Many |
| AOU | American Ornithologists' Union |
| RA | Radium |
| COIN | Counter-Insurgency (military) |
| KPNO | Kitt Peak National Observatory |
| OSETI | Optical SETI |
| FL | Floruit (Latin |
| ROTC | Reserve Officer Training Corps (Rawt-Cee) |
| LR | ATGW -Long-Range Anti-Tank Guided Weapon |
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