| Acronym | Meaning |
| CCMC | Coupled-cluster Method With Multiconfiguration Reference State |
| PDF | Pair Distribution Function |
| SRC | Solvent-refined Coal |
| SSRTF | Solid Surface Room Temperature Fluorescence |
| ACIMS | Active Chemical Ionization Mass Spectroscopy |
| PEMC | Pair-excitation Multiconfiguration (type Of Wave Function) |
| ARAMS | Advanced Regional Atmospheric Modeling System |
| SSFDC | Solid-state Floppy-disk Card (SmartMedia) |
| HKS | Hohenberg-Kohn-Sham (quantum Theory) |
| TPPI | Time Proportional Phase Increment |