| Acronym | Meaning |
![](file.png) | SO | Stieltjes Orbitals (for Mol. Photoionization Continua) |
![](file.png) | SO SCF | Spin-optimized Self-consistent Field |
![](file.png) | SO-LAPW | Spin-orbit (coupling) Linearized Augmented Plane Wave |
![](file.png) | SOA | Secondary Organic Aerosols |
![](file.png) | SOA | Semiconductor Optical Amplifier |
![](file.png) | SOAP | Spectrometric Oil Analysis Program |
![](file.png) | SOBO | Spin-orbit (coupled) Bond Orbital |
![](file.png) | SOC | Semivolatile Organic Compound |
![](file.png) | SOC | Superposition Of Configurations (wave Functions) |
![](file.png) | SOC | Synthetic Organic Chemical |
![](file.png) | SOCAB | South Coast Air Basin |
![](file.png) | SOCI | Society Of Chemical Industry |
![](file.png) | SOCI | Second-order Configuration Interaction |
![](file.png) | SOCI | Spin-orbit Configuration Interaction |
![](file.png) | SOCI | Standard Optimum Control [structure With] Integral [action] |
![](file.png) | SOCMI | Synthetic Organic Chemical Manufacturing Industry |
![](file.png) | SOCO | Second-order Correlation Orbital |
![](file.png) | SOCS | Suppressor Of Cytokine Signaling |
![](file.png) | SOD | Sediment Oxygen Demand |
![](file.png) | SOD | Superoxide Dismutase |
![](file.png) | SODAR | Sound Detection And Ranging (meteorological Instrument) |
![](file.png) | SODART | Soviet Danish Roentgen Telescope |
![](file.png) | SODW | Second-order Distorted Wave (in Electron-atom Scattering) |
![](file.png) | SOEF | Specific Odor Emission Factor (odor Source Evaluation) |
![](file.png) | SOEH | Scaled One-electron Hamiltonian (in SCF Calcns. On Mols.) |
![](file.png) | SOF | Soluble Organic Fraction |
![](file.png) | SOFAR | Sound Fixing And Ranging |
![](file.png) | SOFC | Solid Oxide Fuel Cell |
![](file.png) | SOFIA | Stratospheric Observatory For Infrared Astronomy |
![](file.png) | SOGVB | Spin Optimized Generalized Valence Bond Method |
![](file.png) | SOGVB | Strongly-orthogonal Generalized Valence-bond (wave Function) |
![](file.png) | SOHIC | Stress-oriented Hydrogen-induced Cracking |
![](file.png) | SOHO | Solar And Heliosphere Observatory |
![](file.png) | SOI | Silicon On Insulator |
![](file.png) | SOIC | Small Outline Integrated Circuit |
![](file.png) | SOILVENT | Soil Venting Model |
![](file.png) | SOLAS | Surface Ocean-lower Atmosphere Study |
![](file.png) | SOLED | Stacked Organic Light Emitting Device |
![](file.png) | SOLO | Second-order Correlated Localized Orbital-local Origin (method) |
![](file.png) | SOLSE | Shuttle Ozone Limb Sounding Experiment |
![](file.png) | SOLSTICE | Solar Stellar Irradiance Comparison Experiment |
![](file.png) | SOLVE | SAGE III Ozone Loss And Validation Experiment |
![](file.png) | SOM | Soil Organic Matter |
![](file.png) | SOM | Scanning Optical Microscope |
![](file.png) | SOM | Self-organizing Map |
![](file.png) | SOMBT | Second-order Many-body Theory |
![](file.png) | SOMBT | Spin-orbital Many-body Theory |
![](file.png) | SOMO | Semioccupied Molecular Orbital |
![](file.png) | SOMO | Singly Occupied Molecular Orbital |
![](file.png) | SON | Supraoptic Nucleus |