| Acronym | Meaning |
| ESI | Electrospray Ionization |
| PCGC | Parallel Column Gas Chromatography |
| UDWA | Unitarized Distorted-wave Approximation |
| HNGF | Human Nerve Growth Factor |
| RTD | Resonant Tunneling Diode |
| OTTLE | Optically Transparent Thin-layer Electrode |
| IRK | Insulin Receptor Kinase |
| EID | Environmental Improvement Division |
| SGA | Symmetric Group Approach |
| SBAR | Sequencing Batch Anaerobic Reactor(s) |