| Acronym | Meaning |
| PS1 | Presenilin 1 |
| DAD | Diode Array Detector |
| HEIS | High Energy Ion Scattering |
| CAT | Clear Air Turbulence |
| PAEP | Photovoltaic Array Environmental Protection Program |
| GIS | Gas Insulated Switchgear |
| OSWASV | Osteryoung Square-wave Anodic Stripping Voltammetry |
| FLAPW | Full-potential Linearized Augmented Plane Wave |
| CFHT | Canada-France-Hawaii Telescope |
| DAP | Distributed Array Processor |