| Acronym | Meaning |
| SEP | Solar Energetic Particle (event) |
| AMAP | Arctic Monitoring And Assessment Program |
| ACM | Asbestos Containing Material(s) |
| BSM | Breathing Shell Model |
| CAWC | Cryogenic Aerosol Wafer Cleaning |
| AIJ | Activities Implemented Jointly [related To Greenhouse Gas Control] |
| SMT | Standards |
| AIGER | American Industry Government Emissions Research Consortium |
| NEEIA | Nonseparation Electrochemical Enzyme Binding/immunoassay |
| LECD | Lifetime Equivalent Constant Dose |