| Acronym | Meaning |
| ICCVAM | US Interagency Coordination Committee On The Validation Of Alternative Methods |
| PFA | Principal Factor Analysis |
| FPLMTO | Full-potential Linearized Muffin-tin Orbital |
| CEUG | Continental Epeirogenic Uplift Granitoids |
| ICD | International Classification Of Diseases |
| PMA | Pharmaceutical Manufacturers Association |
| SETB | Semiempirical Tight Binding |
| DOT | Department Of Transportation |
| RD | Remedial Design |
| ETP | Environmental Tracking Procedure |