| Acronym | Meaning |
| LTH | Linearized Time-dependent Hartree (approxn. |
| MNDO-HE | Modified Neglect Of Diatomic Overlap-half Electron |
| CRC | Chemical Rubber Company |
| LSIMS | Liquid Secondary Ion Mass Spectrometry |
| MBP | Myelin Basic Protein |
| SERS | Surface Enhanced Raman Spectroscopy |
| OBDD | Ordered Bicontinuous Double-diamond |
| ERP | Enterprise Resource Planning |
| APF | Advanced Particle Filter |
| EPS | Electric Power System |