| Acronym | Meaning |
| MCF | Monocyte Cytotoxicity Factor |
| ECRIS | Electron Cyclotron Resonance Ion Source |
| NGST | Next Generation Space Telescope |
| SPM | Scanning Proton Microprobe |
| ELF | Electron Localization Function |
| SBSR | Single Bead String Reactor |
| TALIF | Two-photon Absorption Laser Induced Fluorescence |
| VB | Valence Bond |
| USGCRP | U.S. Global Change Research Program |
| NFP | Neurofilament Protein |