| Acronym | Meaning |
| SGO | Spherical Gaussian Orbital |
| MCSF | Macrophage Colony Stimulating Factor |
| IAGC | International Association Of Geochemistry And Cosmochemistry |
| LAQL | Lowest Analytically Quantifiable Level |
| IPPP | Inner Projections (of The) Polarization Propagator (in Calcns. On Nuclear Spin Coupling) |
| ULF | Ultra Low Frequency |
| GFEMO | Generalized Free Electron Molecular Orbital |
| TRE | Total Resource Effectiveness |
| PASADENA | Para-hydrogen And Synthesis Allow Dramatically Enhanced Nuclear Alignment |
| AOMA | American Occupational Medical Association |