| Acronym | Meaning |
| LEACHMP | Leaching Estimation And Chemistry Model-pesticides |
| DEFT | Driven Equilibrium Fourier Transform |
| DGB | Distributed Gaussian Basis (mol. Wave Function) |
| CFFE | Cumulative Fissile Fuel Enrichment |
| ROSS | River Oil Spill Simulation |
| QPA | Quantitative Phase Analysis |
| HIF | Hypoxia Inducible Factor |
| TBLMTO | Tight-binding Linear (combination Of) Muffin-tin Orbitals |
| RSPA | Research And Special Programs Administration (Dept. Of Transportation) |
| HSS | High-speed Steel |