| Acronym | Meaning |
| FOIA | Freedom Of Information Act |
| VIVAH | Vibrational Variational Hyperspherical (for Mol. Calcns.) |
| HIT | Heterojunction With Intrinsic Thin Layer (photovoltaic Cell; Solar Cell) |
| DFA | Detrended Fluctuation Analysispar |
| FAGS | Federation Of Astronomical And Geophysical Services |
| MEN1 | Multiple Endocrine Neoplasia Type 1 |
| NEEIA | Nonseparation Electrochemical Enzyme Binding/immunoassay |
| ICOS | Interactive Computer Optimization Of HPLC Sepns. |
| TZP | Tetragonal Zirconia Polycrystal |
| CMAQ | Community Multiscale Air Quality |