| Acronym | Meaning |
| WOM | Write Only Memory (a Joke From Stan Kelly-Bootle) |
| JCATS | Joint Conflict And Tactical Simulation (djay-catts) |
| CJD | Chronological Julian Day - Creutzfeldt-Jakob Disease |
| LVA | Latvia (ISO 3166 Trigram) |
| HOPI | Hybrid Optical And Packet Infrastructure (see Internet2 |
| SOWHAT | RESNA Subcommittee On Wheelchairs And Transportation |
| TSO | Tsonga Language (ISO 639-2 Code) |
| HYE | Armenian Language (ISO 639-2 Code) |
| CIAO | Critical Infrastructure Assurance Office - Component-Integrated ACE ORB |
| J9 | Joint Public Affairs Directorate (Civilian-Military Cooperation) |