| Acronym | Meaning |
| EPEN | Empirical Potential (based On Interaction Of) Electrons (and) Nuclei |
| NRFE | Normalised Relative Fit Error |
| DPP | Differential-pulse Polarography |
| DEPC | Diethyl Pyrocarbonate |
| PIMD | Path Integral Molecular Dynamics |
| WLAN | Wireless Local Area Network |
| HCP | Hexagonal Close Packed |
| BCIRA | British Cast Iron Research Association |
| GMC | Giant Molecular Cloud |
| COMFA | Comparative Molecular Field Analysis |