| Acronym | Meaning |
| STIS | Space Telescope Imaging Spectrograph |
| ACR | Advanced Cracking Reactor (for Ethylene Production From Petroleum) |
| EBNA | Epstein-Barr Virus Nuclear Antigen |
| HMM | Half Molecule Model (for Electron Scattering By Molecules) |
| CHQ | Cold Heading Quality |
| AMCO | Age-momentum Correlation |
| ADP | Auger Depth Profiling |
| ESDN | Electron Stimulated Desorption Of Neutrals |
| DRP | Deutsches Reichpatent |
| LAXS | Large-angle X-ray Scattering |