| Acronym | Meaning |
| MFP | Magnetic Field Perturbative (method) |
| NND | New And Nonofficial Drugs |
| BO | Born Oppenheimer |
| HKED | Hybrid K-edge Densitometry |
| OVD | Outside Vapor Deposition |
| GTA | Gas Tungsten Arc Welding |
| INPI | The French National Institute Of Industrial Property |
| IEL | Independent Electron (model In Ion-impact Ionization Calcns.) |
| FNA | Fine-needle Aspiration |
| ESPT | Excited-state Proton Transfer |