| Acronym | Meaning |
| OCEE | Overlap Corrected Electronegativity Equalization |
| DRAM | Dynamic Random Access Memory |
| G2 | Gaussian-two (an Ab Initio Mo Theory For Mol. Energies Calcn.) |
| DMRG | Density Matrix Renormalization Group (quantum Calcn. Method) |
| USGE | Ultrathin Slab Gel Electrophoresis |
| HMPSA | Hot-melt Pressure-sensitive Adhesive |
| RIGS | Radioimmunoguided Surgery |
| BKC | Born-von Karman Cell (model For Electronic-structure Calcn.) |
| ORGDL | Oak Ridge Gaseous Diffusion Lab. |
| FUSE | Far Ultraviolet Spectroscopic Explorer |