| Acronym | Meaning |
| APG | Aberdeen Proving Ground |
| DECNET | Digital Equipment Corporation Network |
| EEA | European Environment Agency |
| HS | High Speed |
| ADL | Above Detection Limit |
| ISTS | Institute For Space And Terrestrial Science |
| DAWG | Data Assimilation Working Group |
| EQS | Equatorial Scatter |
| AXBT | Expendable Bathythermographs Air Dropped Temperature Device |
| NOS | National Ocean Service |