| Acronym | Meaning |
| M-PCILO | Modified PCILO |
| HOMBA | Higher-order Modified Born Approxn. (in Potential Scattering) |
| ACE-I | Angiotensin Converting Enzyme Inhibitor |
| AF | Atomic Fluorescence |
| EMS | Environmental Management System |
| CTA | Classical Trajectory Approximation (in Mol.-collision Calcns.) |
| CHRIS | Chemical Hazards Response Info System |
| OMEX | Ocean Margin Exchange |
| CCD | Charge Coupled Device |
| MISR | Multi-angle Imaging Spectroradiometer |