| Acronym | Meaning |
| HOHAHA | Homonuclear Hartman-Hahn Spectroscopy |
| BCGA | British Compressed Gases Association |
| PSA | Prostate-specific Antigen |
| SPMC | Stationary Phase Monte Carlo |
| CCGM | Cabrera-Celli-Goodman-Manson (at. Scattering Theory) |
| AACE | American Association Of Coast Engineers |
| SSSP | Solid-state Shear Pulverization |
| NSO | Natural Spin Orbitals |
| PMF | Progressive Massive Fibrosis |
| IASI | Infrared Atmospheric Sounding Interferometer |