| Acronym | Meaning |
| VLF | Very Low Frequency (radiowaves) |
| OMO | Orthogonalized Magnetic Orbital |
| DMRG | Density Matrix Renormalization Group (quantum Calcn. Method) |
| SRS | Symmetrized Rayleigh-Schroedinger (perturbation Theory) |
| TTSS | Tropospheric Trace Species Sounder |
| GPIB | General Purpose Interface Bus |
| RTP | Reinforced Thermoplastic |
| SOPHF | Spin And Orbital Polarized Hartree-Fock |
| USN | Ultrasonic Nebulizer |
| DPM | Disintegrations Per Minutepar |