| Acronym | Meaning |
| SE | Symmetric Eikonal (approxn. In Calcns. On Ion Scattering) |
| GCOS | Global Climate Observing System (WMO |
| GVHD | Graft Versus Host Disease |
| DBMS | Data Base Management System |
| GITR | Glucocorticoid-induced Tumor Necrosis Factor Receptor |
| PTMT | Poly (tetramethylene Terephthalate) |
| SNIFTIRS | Subtractively Normalized Interfacial Fourier Transform IR Spectroscopy |
| LAAS | Laser Atomic Absorption Spectrometry |
| LEU | Low Enrichment Uranium |
| DIBA | Diisobutyl Adipate |