| Acronym | Meaning |
| LRAD | Long-range Alpha Detection |
| CCC | Copyright Clearance Center |
| ESIS | European Structural Integrity Society |
| MMMF | Man-Made Mineral Fiber |
| RC(XI) | (fully) Correlated Relativistic Local-density |
| EPACML | Environmental Protection Agency's Composite Landfill Model |
| BGH | Bovine Growth Hormone |
| CGTO | Combination Of Gaussian Type Orbitals |
| BCRLM | Bending-corrected Rotating Linear Model (for Reactive Scattering) |
| IASPEI | International Association Of Seismology And Physics Of The Earth's Interior |