| Acronym | Meaning |
| CAHF | Configuration-averaged Hartree-Fock |
| HAB | Harmful Algal Bloom |
| MCS | Monte Carlo Simulation |
| CIRA | COSPAR International Reference Atmosphere |
| EUVE | Extreme Ultraviolet Explorer (NASA Satellite) |
| CRABP | Cellular Retinoic Acid-binding Protein |
| SSRTP | Solid-surface Room-temperature Phosphorimetry |
| CA | Collision Activation |
| OBS-MCSC | Optimized Basis Set-multiconfiguration Spin Coupled |
| MGA | Modified Glauber Approxn. (in Atom-particle Scattering) |