| Acronym | Meaning |
| ECS | Electroconvulsive Shock |
| ROHS | Restrictions On Hazardous Substances |
| OCEPA | Office Of Communications |
| AQM | Acenaphthenequinone Monoxime |
| RDEQ | Reduced Dimensionality Exact Quantum (method For Reactive Scattering) |
| TMA | Trimellitic Anhydride |
| ACD | Atmospheric Chemistry Division |
| CDEDW | Centrifugally-decoupled Exponential Distorted Wave |
| OKE | Optical Kerr Effect |
| COS | Corona Oxide Semiconductor |