| Acronym | Meaning |
| RRHO | Rigid Rotor-harmonic Oscillator (approxn.) |
| GDR | German Democratic Republic |
| FXR | Farnesoid X Receptor |
| CCTWRS | Cape Cod Toxic Waste Research Site |
| HMTA | Hazardous Material Transportation Act |
| DMFC | Direct Methanol Fuel Cell |
| EPD | Electrophoretic Deposition |
| DOCA | Deoxycorticosterone Acetate |
| ABLE | Atmospheric Boundary Layer Experiments |
| SOP | Second-order Potential (method For Positron-atom Scattering) |