| Acronym | Meaning |
| TGL | Tagalog Language (ISO 639-2 Code) |
| AC | Actinium |
| HIRISE | High Resolution Imaging Science Experiment |
| ES | Spanish Language (ISO 639-1 Code) |
| YOR | Yoruba Language (ISO 639-2 Code) |
| EHF | Extremely High Frequency |
| FLK | Falkland Islands (ISO 3166 Trigram) -Funny-Looking Kid (medical Diagnosis In-joke) |
| OPV | Offshore Patrol Vessel |
| DACT | Data Automated Communications Terminal - Dissimilar Air Combat Training |
| MG | Magnesium - Megagram |