| Acronym | Meaning |
| PWS | Public Water System |
| DUVPL | Deep Ultraviolet Projection Lithography |
| PACAP | Pituitary Adenylate Cyclase-activating Polypeptide |
| IEM | Immunoelectron Microscopy |
| MERD | Mine Emergency Responsiveness Development |
| AIPM | Analytic Independent-particle Model (in Electron-scattering) |
| ECCF | Equilibrium Charge-charge Flux (model In Ir Spectra Calcns.) |
| IGBT | Insulated Gate Bipolar Transistor |
| CRDS | Chemical Reactions Documentation Service |
| EMPOSI | Electromagnetic Properties Of Sea Ice |