| Acronym | Meaning |
| PUCHF | Perturbed Uncoupled Hartree-Fock |
| GMCC | Geophysical Monitoring For Climate Change |
| NASD | National Ag Safety Database |
| HPCN | High-Performance Computing And Networking |
| AER | Atmospheric And Environmental Research |
| MIPMS | Microwave Induced Plasma Mass Spectrometry |
| PROC | Photochemically Reactive Organic Compound(s) |
| BCKD | Branched-chain Alpha-ketoacid Dehydrogenase |
| MACS | Modified Atomic Charge Superposition (in Calcns. On Atom-surface Scattering Potentials) |
| GFMT | Green Function Muffin Tin (method In Electronic Structure Study) |