| Acronym | Meaning |
| ACI | Allocated Configuration Identification |
| SCST | Submarine Combat System Trainers (21a Series) |
| PRF | Pulse Repetition Frequency |
| UTM | Universal Transverse Mercator |
| SSTD | Surface Ship Torpedo Decoy |
| DAS | Data Acquisition System |
| SPAWARS | Space & Naval Warfare Systems Command |
| CPS | Computer Process System |
| VS | Vertical Speed |
| MCOR | Marine Corps |