| Acronym | Meaning |
| MDCB | Methods And Data Comparability Board |
| PAW | Plasma Arc Welding |
| TIAS | Technology Investment Assessment Screen |
| LDD | Lightly Doped Drain |
| VMC | Variational Monte Carlo (quantum Calcn. Method) |
| DWES | Distorted-wave Energy Sudden (for Inelastic Mol. Collisions) |
| PBSS | Porous Bed Biomass Support System |
| AGID | Agar Gel Immunodiffusion |
| WMAP | Wilkinson Microwave Anisotropy Probe |
| FSC | Fluorescent Solar Concentrator |