| Acronym | Meaning |
| PEEM | Photoemission Electron Microscopy |
| MOSMO | Maximum Overlap Symmetry Molecular Orbital |
| MCM | Multichip Modules |
| HAT | Histone Acetyltransferase |
| ITCZ | Intertropical Convergence Zone (of Seawater) |
| QUAPI | Quasiadiabatic Propagator Path Integral Method |
| DSRNA | Double-stranded RNA |
| FCC | Flight Control Computer |
| BIR | Baculovirus IAP Repeat |
| PRESTO | Prediction Of Radiological Effects To Shallow Trench Operation |