| Acronym | Meaning |
| FILOS | Far Infrared Limb Observing Spectrometer |
| PI | Polydispersity Index |
| TEAM | Total Exposure Assessment Methodology |
| ISIS | Image-selected In Vivo Spectroscopy |
| SC-MBPT | Single-configuration Many-body Perturbation Theory |
| LMT | Liquid Membrane Transport |
| NARSTO | North American Research Strategy For Tropospheric Ozone |
| MOA | Maximum Overlap Approximation |
| SEAWIFS | Sea Viewing Wide Field Of View Sensor |
| ICF-CI | Interacting Correlated Fragment-CI (wave Function) (see Also SA-MCSCF) |