| Acronym | Meaning |
| PSLC | Polymer-stabilized Liquid Crystal |
| NRFE | Normalised Relative Fit Error |
| FET | Field Effect Transistor |
| BSA | Breathing-sphere Approxn. (for Inelastic Mol. Collisions) |
| ACD | Allergic Contact Dermatitis |
| PVOH | Polyvinyl Alcohol |
| PADMR | Photoinduced Absorption Detected Magnetic Resonance |
| SCPW | Symmetrized Combination Of Plane Waves |
| TQEM | Total Quality Environmental Management |
| IGHAT | Integrated-gasification Humid-air Turbine [cycle] |