| Acronym | Meaning |
| RHFR | Relativistic Hartree-Fock-Roothaan |
| PEM | Photoelectron Microscopy |
| MEMOSA | Microelectromechanical Optical Sensor Array |
| PMT | Pasteurella Multocida Toxin |
| CWC | United Nations Chemical Weapons Convention |
| UEATC | European Union For Technical Agreements In Construction (French; L'Union Europeenne Pour L'Agrement Technique Dans La Construc |
| REACH | Registration |
| MADCAP | Model Of Advection |
| NRCC | National Research Council Of Canada |
| IMF | Initial Mass Function |