| Acronym | Meaning |
| CSD | Charge State Distribution |
| MRA | Magnetic Resonance Angiography |
| BK-DOK | Berufkrankeit Dokumentation (German Occupational Disease Documentation) |
| FHCP | Federal Hazard Communication Program |
| MRP | Multidrug Resistance Protein |
| PSCA | Periodic Small-cluster Approach (a Many-body Technique In Electronic-structure Calcns.) |
| PI | Plugging Index |
| BABB | Back Arc Basin Basalt |
| SMA | Specific Methanogenic Activity |
| GFEMO | Generalized Free Electron Molecular Orbital |