| Acronym | Meaning |
| FPLMTO | Full-potential Linearized Muffin-tin Orbital |
| NRM | Nuclear Reference Material |
| PBSC | Peripheral Blood Stem Cell |
| BPCD | Bipolar Pulse Conductivity Detector |
| LNB | Low Nitrogen Oxide Burner |
| EHMI | Environmental Hazards Management Institute |
| XBIS | X-ray Bremsstrahlung Isochromat Spectroscopy |
| LMTD | Logarithmic Mean Temperature Difference |
| SPAD | Single Photon Avalanche Diode |
| AADA | Abbreviated Antibiotic Drug Application |