| Acronym | Meaning |
| IUBMB | International Union Of Biochemistry And Molecular Biology |
| ESEM | Electron Spin Echo Modulation |
| IDLH | Immediately Dangerous To Life Or Health |
| MCAD | Medium Chain Acyl-CoA Dehydrogenase |
| PWETF | Plane-wave Electronic Translational Factor (ion-atom Collisions) |
| EDN | Eosinophil-derived Neurotoxin |
| LSDXS-SIC | Local-spin-density (with) Screened Exchange (and) Self-interactiond Correction |
| CML | Chronic Myelogenous Leukemia |
| SAMBA | Satellite For Measurement Of Background Anisotropies |
| OBD | Optical Beam Deflection |