| Acronym | Meaning |
| DZDP | (double Zeta)-diffuse-polarization (basis Set In Configuration-mixing Mo Calcns. On Mols.) |
| MWM | Morris Water Maze |
| HEP | High Energy Physics |
| OBDD | Ordered Bicontinuous Double-diamond |
| LSIRD | Lunar Scout Infrared Detector |
| FCD | Fault Consequence Digraph |
| CJO | Chemical Journals Online |
| HOPC | High Osmotic Pressure Chromatography |
| PVN | Paraventricular Nucleus |
| ITT | Impact Transition Temperature |