| Acronym | Meaning |
| NPL | National Physical Laboratory |
| RLPPS | Reactive Low-pressure Plasma Spraying |
| MSMO | Multiple Scattering Molecular Orbital Method (also Known As X(alpha) Scattered-wave) |
| CCPA | Cemented Carbide Producers Association |
| LBE | Lance Bubbling Equil. |
| RNN | Recurrent Neural Network |
| STJ | Superconducting Tunnel Junction |
| CCFO | Charge-charge Flux Overlap (model In Mol.-property Calcns.) |
| OSTP | Office Of Science And Technology Policy |
| PSD | Passive Sampling Device(s) (for Air Pollution) |