| Acronym | Meaning |
| WAXD | Wide-angle X-ray Diffraction |
| BSQ | Boson Second Quantization |
| ISH | In Situ Hybridization |
| MCSCF | Multi Configuration Self Consistent Field |
| PSPR | Perfectly Stirred Pulsed Reactor |
| PODS | Periodic Orbit Dividing Surfaces (in Potential Surface Calcn.) |
| BMP | Biochemical Methane Potential |
| FLISA | Fluorescence-linked Immunosorbent Assay |
| OVD | Optically Variable Device |
| WHIMS | Wet High Intensity Magnetic Separation |