| Acronym | Meaning |
| RR | Relative Risk |
| EFV GTO | Electric-field-variant Gaussian-type Orbital |
| ODP | Optical Deformation Potential |
| EMS | Environmental Management System |
| CAFB | Chemically Active Fluidized Bed |
| VAZC | Vibrationally Adiabatic Zero Curvature (quantum Calcn. Approxn.) |
| MSX | Midcourse Space Experiment |
| GOSAT | Greenhouse Gas Observing Satellite |
| LEISS | Low-energy Ion-scattering Spectroscopy |
| SULEV | Super Low Emission Vehicle |