| Acronym | Meaning |
| PDES | Product Data Evolvement System |
| SSES | Ship's Signal Exploitation Space |
| CHURCH-EYE | Over-the-horizon Radar |
| NCMS | Navy Configuration Management System |
| PFCS | Primary Flight Control System |
| MSSC | Medium Seal Support Craft (special Warfare) |
| EC | Electronic Combat |
| ADU | Air Data Unit |
| ACAS | Application Control Architecture Services |
| DISABL | Disable |