| Acronym | Meaning |
| DGS | DiGeorge Syndrome |
| FEL | Fixed Emission Limit |
| FIRST | Field-portable Imaging Radiometric Spectrometer Technology |
| DCB | Distorted Coulomb-Born Approxn. |
| HVAC | Heating, Ventilating, Air-conditioning |
| AQO | Average Quadrupole Orientation |
| OSCCM | Open-shell Coupled-cluster Method (in Electronic Property Calcn.) |
| IBR | Infectious Bovine Rhinotracheitis |
| AOMA | American Occupational Medical Association |
| CAP | Continuous Absorption Process |