| Acronym | Meaning |
| HGRF | Human Growth Hormone-releasing Factor |
| HCL | Hollow Cathode Lamp |
| GCOS | Global Climate Observing System (WMO |
| IOMC | Inter-Organization Program For The Sound Management Of Chemicals |
| ADME | Absorption |
| HMPID | High Momentum Particle Identification Detector |
| PCGVB | Pairwise Correlated Generalized Valence Bond Method |
| TRXF | Total Reflection X-ray Fluorescence |
| FEN | Free Electron Network |
| SFR | Star Formation Rate |