| Acronym | Meaning |
| BMDO | Ballistic Missile Defense Organization |
| DIF | Directory Interchange Format |
| UIL | Upper Interval Limit |
| AHP | Analytical Hierarchy Process |
| TUC | Traingle Universities Consortium |
| MP | Melting Point |
| GEWEX | Continental-Scale Project |
| EASDS | Earth Science And Applications Data System |
| ELP | Emission Line Polarimeter |
| GMD | Geometric Mean Diameter |