| Acronym | Meaning |
| ABF | Advanced Beam Former (searchlight) |
| FOSI | Functional Output Specification Instance |
| RM | Replaceable Module |
| HWCI | Hardware Configuration Item |
| IDE | Interactive Development Environments |
| SO | Standing Orders |
| CPC | Current Production Code |
| GOSIP | Government Open Systems Interconnection Protocol |
| PCL | Post Conference List |
| CWI | Continuous Wave Illuminator |