| Acronym | Meaning |
| OPW | Orthogonalized Plane Wave |
| ECAMSI | Electron Configuration Analysis For Many-system Interactions |
| ERMS | Energy Resolved Mass Spectrometry |
| CHA | Concept Hazard Analysis |
| RCLED | Resonant Cavity Light Emitting Diode |
| HGMIS | Human Genome Management Information System |
| AEGL | Acute Exposure Guideline Level |
| CHIGFET | Complementary Heterostructure Insulated Gate Field Effect Transistor |
| AMS | Aerospace Material Specification |
| GLM | General Linear Model |