| Acronym | Meaning |
| BOO | Bond Order Orbital |
| GPEF | Generalized Potential Energy Function |
| ICZN | International Commission On Zoological Nomenclature |
| NRDC | Natural Resources Defense Council |
| DMBE | Double Many-body Expansion (in Potential Energy Surface Calcn.) |
| SSMBE | Solid Source Molecular Beam Epitaxy |
| GRAS | Generally Recognized As Safe |
| NIS | Sodium Iodide Symporter |
| AED | Auger Electron Diffraction |
| EXEFS | Extended X-ray Emission Fine Structure |