| Acronym | Meaning |
| WMAP | Wilkinson Microwave Anisotropy Probe |
| AF | Atomic Fluorescence |
| MMIC | Monolithic Microwave Integrated Circuit |
| PWETF | Plane-wave Electronic Translational Factor (ion-atom Collisions) |
| IRM | Information Resources Management |
| IPA | International Pharmaceutical Abstracts |
| LSS | Laboratory Safety System |
| SEAMOS | Single-excitations-adapted Molecular Orbitals |
| DIU | Data Information Unit (of WOCE Data System) |
| USAN | US Adopted Names (for Drugs) |