| Acronym | Meaning |
| HQ | HeadQuarters -Howland Island (FIPS 10-4 Territory Code) |
| AN | Aragonese Language (ISO 639-1 Code) |
| MSL | Mars Science Laboratory - Mean Sea Level -Missile |
| YG | Yottagram |
| IPB | Intelligence Preparation Of The Battlefield |
| WSM | Samoa (ISO 3166 Trigram; From West Samoa) |
| MH | Marshallese Language (ISO 639-1 Code) |
| CRT | Cardiac Resynchronization Therapy - Cathode Ray Tube - Chinese Remainder Theorem |
| NOLF | Navy OutLying Field |
| LRIP | Low Rate Initial Production |