| Acronym | Meaning |
| LAS | Laser Absorption Spectroscopy |
| IRAS | Infrared Reflection Absorption Spectroscopy |
| OWRS | Office Water Regulations And Standards (US EPA) |
| CHFET | Complementary Heterojunction Field-effect Transistor |
| VGO | Vacuum Gas Oil |
| QRM | Quadratic Rubinow Method (variational Method For Scattering) |
| CVS | Cardiovascular Effects |
| CCSDS | Consultative Committee For Space Data Systems |
| DARMA | Deterministic Autoregressive Moving Average |
| DIMZO | Diatomics-in-molecules Zero-overlap |