| Acronym | Meaning |
| PBYTE | Petabyte (1015bytes) |
| CCCC | Center For Clouds |
| MAR | Marshall Field Site |
| DBMS | Data Base Management System |
| WWV | Call Letters For The NBS Shortwave Radio Station That Broadcasts Time Signals Only |
| AER | Advanced Electric Reactor |
| BMDO | Ballistic Missile Defense Organization |
| LLR | Lunar Laser Ranging |
| BPI | Bits Per Inch |
| EDS | Environmental Data Service |