| Acronym | Meaning |
| ACB | Aircrew Bulletin (tdc 67) |
| PREIS | Prototype Engineering Information System |
| USB | Upper Side Band |
| AGDS | Deep Submergence Support Ship (misc) |
| IDA | Institute For Defense Analysis |
| DT&E | Development Test And Evaluation |
| BCU | Buffer And Conversion Unit |
| CPM | Critical Path Method |
| FOSI | Functional Output Specification Instance |
| TTRR | Trainer Test Results Report |