| Acronym | Meaning |
| HNE | Human Neutrophil Elastase |
| LPS | Liquid-phase Sintering |
| PP | Pariser Parr |
| DSRNA | Double-stranded RNA |
| BTB | Bromothymol Blue |
| TRMM | Tropical Rainfall Measuring Mission |
| AIPM | Analytic Independent-particle Model (in Electron-scattering) |
| NAME | Nuclear Accident Modeling Exercise [a Model] |
| R&D | Research And Development |
| SIPP | Sodium Iron Pyrophosphatepar |