| Acronym | Meaning |
| LCMO | Linear Combination Of Molecular Orbitals |
| BHGM | Borehole Gravity Meter |
| OSIRIS | Optical Spectrograph And IR Imaging System |
| VMO | Virtual Molecular Orbital |
| CBXT | Community-Based Clinical Trial |
| ETV | Electrothermal Vaporization |
| WSI | Wafer Scale Integration |
| CIH | Certified Industrial Hygienist |
| DCIS | Ductal Carcinoma In Situ |
| ECS | Energy-corrected Sudden (scaling Theory In Mol. Collisions) |