| Acronym | Meaning |
| SWR | Standing Wave Ratio |
| VLTI | Very Large Telescope Interferometer |
| MLT | Magnetic Local Time |
| LAK | Lymphokine Activated Killer |
| ESD | Equiv. Spherical Diam. |
| PASPE | Photochemically Accumulated Stimulated Photon Echo |
| DOUBTFUL | Double Quantum Transitions For Finding Unresolved Lines |
| EAS | Extensive Air Shower |
| THG | Third Harmonic Generation |
| DASD | Direct Access Storage Device |