| Acronym | Meaning |
| IIXS | Ion Induced X-ray Spectroscopy |
| SOS | Southern Oxidant Study |
| JPO | Japanese Patent Office |
| ACCSA | Adiabatic Capture Centrifugal Sudden Approximation |
| GOODS | Great Observatories Origins Deep Survey |
| ECAE | Equal Channel Angular Extrusion |
| SSPM | Scanning Surface Potential Microscopy |
| UPW | Ultrapure Water |
| MIQ | Minimum Identifiable Quantities |
| PCPI | Permanent Committee On Patent Information |