| Acronym | Meaning |
| RITG | Radiatively Important Trace Gases |
| DODS | Different Orbitals For Different Spins |
| APS | American Physical Society |
| GMP | Good Manufacturing Practice |
| SEXAFS | Surface-extended X-ray Absorption Fine Structure |
| GWPC | Ground Water Protection Council |
| AEDC | Arnold Engineering Development Center |
| TSA | Toluenesulfonic Acid |
| UCCD | (spin) Unrestricted Coupled Cluster (with) Double (excitations) |
| MAOT | Maximum Allowable Operating Temperature For Stationary Phase |