| Acronym | Meaning |
| KM | Comoros -Knowledge Management |
| TSEC | Transmission Security Encryption Code |
| USCG | United States Coast Guard |
| RMS | Rate-Monotonic Scheduling - Richard M. Stallman - Root-Mean-Square - Royal Mail Ship (e.g. RMS Titanic) |
| ERTS | Earth Resources Technology Satellite (became Landsat) |
| RH | Rhodium |
| BISEPS | Battlefield Identification System Environment Performance Simulation |
| EHR | Equipment History Record |
| XS | Xiaolin Showdown |
| MMCM | Machinist's Mate |