| Acronym | Meaning |
| EUCLID | European Cooperation For The Long Term In Defense |
| TD | Thermal Dissociation |
| GGEM | Gravity Gradiometer Explore Mission |
| FERC | Federal Energy Regulatory Commission |
| PPI | Plan-postition Indicator |
| LCL | Lifting Consdensation Level |
| NTSC | National Television System Committee |
| ISWS | Illinois State Water Survey |
| SCDUG | Scientific Computing Division Users Group Scelming |
| EM | Electromagnetic Conductivity |