| Acronym | Meaning |
| PSP | Progressive Supranuclear Palsy |
| NRAO | National Radio Astronomy Observatory |
| ELCD | Electrolytic Conductivity Detection |
| MIP | Major Intrinsic Protein |
| NWQMC | National Water Quality Monitoring Council |
| MADCAP | Model Of Advection |
| HEXS | High-energy X-ray Scattering |
| STHF | Single-term Hartree-Fock |
| DFM | Dynamic Force Microscopy |
| NPDWR | National Primary Drinking Water Regulations |