| Acronym | Meaning |
 | OCFS | Oracle Cluster File System |
| ET | Ethiopia (ISO 3166 Digram; FIPS 10-4 Country Code) - Exatesla -Extra Terrestrial |
| QWGAOR | Quadripartite Working Group On Army Operational Research (qwig-a-o-r) |
| UG | Uyghur Language (ISO 639-1 Code) |
| NQOCD | Not Quite Our Class |
| MOPP | Mission-Oriented Protective Posture |
| MEDS | Mission Essential Data Set |
| AADC | Area Air Defence Commander |
| AN | Aragonese Language (ISO 639-1 Code) |
| HIRISE | High Resolution Imaging Science Experiment |
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