| Acronym | Meaning |
| CA | Chromosomal Abberation |
| IFD | Industrial Facilities Discharge File (file Within STORET) |
| TTO | Transient Tracers In The Ocean |
| AFBBR | Anaerobic Fluidized Bed Biofilm Reactor |
| NTD | Neutron Transmutation Doping |
| QC-SCF | Quadratically Convergent SCF (for Closed-shell Systems) |
| NKB | Nachklarbecken; Secondary Settling Tank |
| CAMK | Calcium Calmodulin-dependent Protein Kinase |
| XIAES | X-ray Induced Auger Emission Spectroscopy |
| LAMBD | Laser Assisted Molecular Beam Deposition |