| Acronym | Meaning |
| NDB | Nucleic Acid Database |
| OGCM | Oceanic General Circulation Model |
| NDLM | Nondiagonal Lagrange Multiplier |
| CQED | Cavity Quantum Electrodynamics |
| VGAO | Variable Gage Atomic Orbital |
| QSTLS | Quantum Singwi-tosi-land-sjolander (theory |
| CFCM | Continuous Feed Completely Mixed Reactor System |
| AOI | Automatic Optical Inspection |
| GDA | Glow Discharge Atomization (for Atomic Absorption Spectrometry) |
| SDLTS | Scanning Deep-level Transient Spectroscopy |