| Acronym | Meaning |
| ASMS | American Society For Mass Spectrometry |
| MCD | Magnetic Circular Dichroism |
| NCEP | National Cholesterol Education Program |
| HTD | Hancock-Truhlar-Dykstra (potential Energy Surface) |
| RCNDO | Rydberg CNDO |
| SEDRA | Simple Excitation For The Dephasing Of Rotational-echo Amplitudes |
| PPV | Poly(p-phenylene Vinylene) |
| ACP | Acid Phosphatase |
| HDPEX | Cross-linked |
| BSE | Bulk Silicate Earth |