| Acronym | Meaning |
| MCQDA | Multichannel Quantum Defect Analysis |
| BA | Best Atom (basis Set) |
| SAAP | Spin Adapted Antisymmetrized Product (in MC-SCF Theory) |
| DNP | Dynamic Nuclear Polarization |
| RVCM | Residual Vinyl Chloride Monomer |
| PDB | Peedee Belemnite |
| SARA | Smad Anchor For Receptor Activation |
| SLE | Systemic Lupus Erythematosus |
| WTP | Willingness To Pay |
| ACSR | Aluminum Conductor Steel Reinforced |