| Acronym | Meaning |
| QUASIMEME | Quality Assurance Of Information For Marine Environmental Monitoring In Europe |
| LTU | Land Treatment Unit |
| BBGKY | Bogoliubov-Born-Green-Kirkwood-Yvon Equations (in Kinetic Theory Of Fluids) |
| VAM | Valid Analytical Measurement |
| OTE | Oxygen Transfer Efficiency (of Aeration Diffusers) |
| GVDW | Generalized Van Der Waals (a Free-energy D.-functional Theory) |
| APEO | Alkylphenol Ethoxylates |
| PCA | Preliminary Consequence Analysis |
| CONTOUR | Comet Nucleus Tour |
| CAIR | Comprehensive Assessment Information Rule (USEPA) |