| Acronym | Meaning |
| POAM | Plan Of Action And Milestones |
| EQT | Environmental Qualification Test |
| C<E | Cost And Lead Time Estimate |
| IMC | Instrument Meteorological Conditions |
| CMNT | Comment |
| SEQ | Sequence |
| EMT | Elapsed Maintenance Time |
| VMC | Visual Meteorological Conditions |
| YTB | Large Harbor Tug (self-propelled) |
| ASI&CS | Acoustic Sensor Integration And Control Sys |