| Acronym | Meaning |
| MOCETGAO | Molecule-optimized Contracted Even-tempered Gaussian Atomic Orbital |
| BAW | Bond-order Alternation Wave (mol. Orbital) |
| GTE | Global Tropospheric Experiment |
| CTG | Control Technique Guidelines |
| SV | Sampling Visit |
| QMCRG | Quantum Monte-Carlo Renormalization Group (for Quantum Phase Transitions) |
| IMS | Intelligent Manufacturing Systems |
| NIA | National Institute On Aging |
| CDHR | Center For Devices And Radiological Health |
| DQ-RSPT | Double And Quadruple Excitation Diagrams In Rayleigh-Schroedinger Perturbation Theory |