| Acronym | Meaning |
| GCB | Graphitized Carbon Black |
| PHRED | Public Health Risk Evaluation Data |
| MADE | The Macro-Dispersion Test Site |
| BLRG | Broad-line Radio Galaxy |
| ETEAO | Even-tempered Exponential Atomic Orbital |
| MSA | Mineralogical Society Of America |
| QDVPT | Quasidegenerate Variational Perturbation Theory |
| MMLV | Moloney Murine Leukemia Virus |
| SHC | Symmetrized Hyperspherical Coordinates (in Quantum Calcns. On Reactive Scattering) |
| MPO | Modified Polarized Orbital |