| Acronym | Meaning |
| DMA | Differential Mobility Analyzer |
| ECISDTQ | Size-extensive CISDTQ |
| MODIS | Moderate Resolution Imaging Spectroradiometer |
| FY | Fiscal Year |
| DRS | Direct Recoil Spectroscopy |
| TPMB | Two-potential-modified Born (approxn. In Inelastic Collisions) |
| RSKERL | Robert S. Kerr Environmental Research Laboratory |
| TGF | Transforming Growth Factor |
| XRFS | X-ray Fluorescence Spectroscopy |
| MI | Mitotic Index |