| Acronym | Meaning |
| 3SR | Self-sustained Sequence Replication |
| LRS | Laser Raman Spectroscopy |
| AGCM | Adiabatic Generator Coordinate Method (for Energy Level Calcn.) |
| SV | Sampling Visit |
| VU-CCSD/R | Valence Universal-coupled Cluster (with) Single (and) Double (excitations) (r = Radial Components Of The Cluster Amplitudes) |
| SCTB | Self-consistent Tight-binding (in Electronic Structure) |
| SDH | Succinate Dehydrogenase |
| WSSA | Weed Science Society Of America |
| AWM | Average Wave Function Method (in Calcns. On Scattering) |
| PCFB | Pressurized Circulating Fluidized Bed (gasification Apparatus) |