| Acronym | Meaning |
| GZK | Greisen-Zatsepin-Kuzmin Cut-off (cosmic Ray Energies) |
| ANM | Acoustic Noise Monitor |
| RACK | Risk Aware Consensual Kink (SM Phrase) |
| RC | See Entry |
| HSMAD | Human Science/Modeling And Analysis Data |
| PLUTO | Pipe Line Under The Ocean |
| VLF | Very Low Frequency |
| ASIP | Advanced System Improvement Program - Army Stationing And Installation Plan - Application Specific Instruction-Set Processor |
| MECC | Minnesota Educational Computing Consortium (later Corporation |
| RADC | Region Air Defence Commander |