| Acronym | Meaning |
| FLOPS | Floating Point Operations Per Second |
| NESDD | NOAA Earth Science Data Directory |
| DTF3.1 | Same As DTF3 |
| NAIC | National Astronomy And Ionosphere Center |
| DDE | Dynamic (or Direct) Data Exchange |
| AERE | Atomic Energy Research Establishment |
| NGT | NASA Ground Terminal |
| CAOS | Center For Atmosphere/Ocean Studies |
| IRS | Information Retrieval Service |
| AFP | Apple File Protocol |