| Acronym | Meaning |
| TDMCSCF | Time-dependent MC-SCF |
| LEFI | Local Electric Field Instrument |
| TART | Tip-angle Reduced T1 Imaging |
| ADH | Antidiuretic Hormone |
| AESA | Association Of Environmental Scientists And Administrators |
| PRA | Probabilistic Risk Assessment |
| RPA | Random Phase Approximation |
| NCRDS | National Coal Resources Data System |
| TMC | Titanium Matrix Composite |
| DEPC | Diethyl Pyrocarbonate |