| Acronym | Meaning |
| RIOMETER | Relative Ionospheric Opacity Meter |
| EBA | Expanded Bed Adsorption |
| QFD | Quantum Fluid Dynamics |
| PE | Population Equivalent (in Wastewater Treatment) |
| MARY | Magnetic Field Effect On The Reaction Yield |
| DOFS | Distributed Optical Fiber Sensing |
| ZBL | Ziegler, Biersack And Littmark |
| ANOSIM | Analysis Of Similarity |
| DIG | Diffuse Ionized Gas |
| HPI | Hydrocarbon Processing Industry |