| Acronym | Meaning |
| THAAD | Theatre High Altitude Area Defence |
| MPA | Megapascal |
| OO | Object Oriented - Over & Out |
| SED | CERDEC Software Engineering Directorate |
| AOSTH | Adventures Of Sonic The Hedgehog |
| GUT | Grand Unification Theory |
| USPTO | United States Patent And Trademark Office |
| KT | Kilotesla |
| R&R | Rest & Relaxation |
| ASM | Air-to-Surface Missile -American Samoa (ISO 3166 Trigram) -American Society For Metals -American Society For Microbiology |