| Acronym | Meaning |
| MBPV | Mixed-basis Potential Variation (for Electronic-structure Calcn.) |
| ESW | Equivalent Slab Waveguide |
| GEWEX | Global Energy And Water Cycle Experiment |
| MSGC | Microstrip Gas Chamber |
| AIJ | Activities Implemented Jointly [related To Greenhouse Gas Control] |
| COSMIC | Computer Oriented Structure Models From Inadequate Derived Coupling Data |
| GWF | Global Warming Factor |
| PCD | Photoconductive Decay |
| ACSI | Accelerated Strategic Computing Initiative (for Fusion Reactor) |
| NSWMA | National Solid Wastes Management Association |