| Acronym | Meaning |
| QIOS | Quantum Infinite-order Sudden (method For Collisions) |
| MCHC | Mean Corpuscular Hemoglobin Concentration (occupational Exposure) |
| DOP | Dioctyl Phthalate |
| ETSAP | Energy Technology Systems Analysis Program |
| VCI | Variational Configuration Interaction (quantum Calcn. Method) |
| BCNTF | Biofilm-Controlled Nitrifying Trickling Filter (for Wastewater Treatment) |
| FFM | Friction Force Microscopy |
| PBMS | Photon Burst Mass Spectrometry |
| LFER | Linear Free Energy Relationship |
| TEM | Transmission Electron Microscopy |