| Acronym | Meaning |
| NETA | National Environmental Training Association |
| ESA | Excited State Absorption |
| ISTEA | Intermodal Surface Transportation Efficiency Act |
| SE | Symmetric Eikonal (approxn. In Calcns. On Ion Scattering) |
| IRI | Interfaculty Reactor Institute |
| APW | Augmented Plane Wave |
| FMIR | Frustrated Multiple Internal Reflection |
| AIADC(3) | Ab Initio Third-order Algebraic Diagrammatic Construction Green Function Method |
| AIC | Acceptable Intakes For Chronic Exposure |
| LIPS | Laser-induced Plasma Spectroscopy |