| Acronym | Meaning |
| BCT | Best Control Technology |
| TFTR | Tokamak Fusion Test Reactor |
| QRAR | Quantitative Retention-activity Relationship |
| EEPLD | Electrically Erasable Programmable Logic Device |
| IAEH | International Association For Environmental Hydrology |
| OVMO | Occupied Valence-type Mol. Orbital |
| CTIO | Cerro Tololo Inter-American Observatory |
| ACP | Alternating Current Polarography |
| VNTR | Variable No. Of Tandem Repeat |
| SIC | Self-interaction Correction (in Exchange-energy Calcns.) |