| Acronym | Meaning |
| PBP | Penicillin Binding Protein |
| ICOS | Interactive Computer Optimization Of HPLC Sepns. |
| FCHL | Familial Combined Hyperlipidemia |
| MET | Many Electron Theory (for Singlet Ground State) |
| GRIN | Gradient Refractive Index |
| ADA | Adenosine Deaminase |
| ACM | Asbestos Containing Material(s) |
| SR-CCD | Single Reference-CCD |
| ARPUS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| IUCR | International Union Of Crystallography |