| Acronym | Meaning |
| CLOS | Common Lisp Object System |
| NISER | National Institute Of Science Education And Research |
| UL | Underwriters Laboratories |
| VLAD | Vertical Line Array DIFAR |
| TWAIN | Technology Without An Interesting Name |
| ABMC | American Battle Monuments Commission |
| N3F | National Fantasy Fan Federation |
| MISSI | Multilevel Information System Security Initiative |
| COMMZ | Communications Zone (military) |
| PJHQ | Permanent Joint Headquarters |