| Acronym | Meaning |
| PPAD | Parallel-plate Avalanche Detector |
| SIOA | Surface-induced Optical Anisotropy |
| SCN | Suprachiasmatic Nucleus |
| ILDA | Intensified Linear Diode Array |
| SSRI | Selective Serotonin Reuptake Inhibitor |
| RPTP | Receptor Protein Tyrosine Phosphatase |
| HEIWIP | Heterojunction Interfacial Workfunction Internal Photoemission |
| EFTA | European Free Trade Association |
| CDCGE | Continuous Denaturing Capillary Gel Electrophoresis |
| WFPC2 | Wide Field Planetary Camera 2 |