| Acronym | Meaning |
| SOTE | Standard Oxygen Transfer Efficiency (of Aeration Diffusers) |
| CERCLA | Comprehensive Environmental Response |
| AOGCM | Atmosphere-ocean General Circulation Model |
| LMR | Liquid Metal Reactor |
| SIRM | Scanning Infrared Microscope |
| IAH | International Association Hydrogeologists |
| PGHS | Prostaglandin H Synthase |
| GPCR | G-protein-coupled Receptor |
| VIF | Valency-point Interaction Formula (in Graph Theory With At. And Mol. Orbitals) |
| RPWBA | Relativistic Plane-wave Born Approximation |