| Acronym | Meaning |
| SODART | Soviet Danish Roentgen Telescope |
| SLR | State And Local Relations |
| HIRES | High Resolution Echelle Spectrometer |
| TRLIF | Time-resolved Laser-induced Fluorescence |
| HRTEM | High Resolution Transmission Electron Microscopy |
| TZ | Triple Zeta (basis Set) |
| ROHS | Restrictions On Hazardous Substances |
| ODC | Optimized Double Configuration |
| PFPB | Point-feed Prebaked [in Al Refining] |
| WALTZ | Wonderful Alternating Phase Technique For Zero Residual Splittings |