| Acronym | Meaning |
| IMSS | International Mass Spectrometry Society |
| DOR | Double Rotation |
| LEOS | Lasers And Electro-Optics Society |
| ASCB | American Society For Cell Biology |
| AASHTO | American Association Of State And Highway Transportation Officials |
| GC | Guanine + Cytosine |
| OCE | One-center Expansion (SCF MO Method) |
| ANS | Autonomic Nervous System |
| IMG | Interferometric Monitor For Greenhouse Gases |
| EBM | Electron Beam Machining |