| Acronym | Meaning |
| FPC | Federal Power Commission |
| APM | Airborne Particulate Matter |
| RCO | Regenerative Catalytic Oxidizer |
| FPA | Focal Plane Array |
| CPPI | Cross-polarization-polarization-inversion [NMR] |
| EWALD | Evanescent Wave Analysis With Laser Diodes |
| FPA | Flavor Profile Analysis |
| LTBRM | Lanczos Tight Binding Recursion Method |
| BDE | Bond Dissociation Energy |
| CEN | Comite Europeen De Normalization |