| Acronym | Meaning |
| HNE | Human Neutrophil Elastase |
| SIDP | Sputter Ion Depth Profiling |
| UMER | Ultrasonically Modulated Electron Resonance |
| ORD | Optical Rotatory Dispersion |
| ARIES | Angle Resolved Ion Electron Spectroscopy |
| IPS | Inclined Plate Settler (for Wastewater Treatment) |
| ACMG | American College Medical Genetics |
| GISP | Greenland Ice Sheet Precipitation |
| ERCP | Endoscopic Retrograde Cholangiopancreatography |
| RT-PCR | Reverse Transcription-polymerase Chain Reaction |