| Acronym | Meaning |
| MACHO | Massive Compact Halo Object |
| ABSA | American Biological Safety Association |
| PFI | Port Fuel Injection |
| FTM | Fault Tree Model |
| EMBR | Electromagnetic Brakepar |
| NRHF | Numerical Restricted Hartree-Fock |
| DVMO | Directed-valence Molecular Orbital |
| DSA-EOM | Dynamic Simulated Annealing-equations Of Motion (for Electronic Structures In Liq. Metals) |
| HSE | Heat-shock Element |
| END | Electron Nuclear Dynamics (method In Atomic And Molecular Scattering Calcns.) |