| Acronym | Meaning |
 | SSTD | Surface Ship Torpedo Decoy |
 | MTBEMA | Mean Time Between Essential Maintenance Action |
 | TREE | Transient Radiation Effects On Electronics |
 | OSI | Open Systems Interconnection (iso Standard) |
 | STD | Software Test Description |
 | RH | Relative Humidity |
 | SES | Surface Effect Ship |
 | DDN | Design Decision Notice |
 | CONV | Conversion |
 | LTN | Omego Replacement 211 |