| Acronym | Meaning |
| TNFR | Tumor Necrosis Factor Receptor |
| SMOKE | Surface Magneto-optic Kerr Effect |
| BCCP | Biotin Carboxyl-carrier Protein |
| RCR | Recrystallization Controlled Rolling |
| BMR | Basal Metabolic Rate |
| PSRG | Position-space Renormalization Group (for D.-of-states Calcns.) |
| CEQA | California Environmental Quality Act |
| IRIS | Imaging Of Radicals Interacting With Surfaces |
| PCO | Perturbational Crystal Orbital |
| SRC | Solvent-refined Coal |