| Acronym | Meaning |
| CCFO | Charge-charge Flux Overlap (model In Mol.-property Calcns.) |
| AH | Aryl Hydrocarbon |
| CAI | Conodont Alteration Index |
| MAMS | Multispectral Atmospheric Mapping Sensor |
| RPSA | Rapid Pressure Swing Adsorption |
| RGTO | Rheotaxial Growth And Thermal Oxidation |
| CNO | Constrained Nonorthogonal Orbital (algorithm) |
| EU | Enzyme Unit |
| PVMS | Pressure Vessel Management System |
| WVTR | Water Vapor Transmission Rate |