| Acronym | Meaning |
| AVS | Acid Volatile Sulfide |
| LUCO | Lowest Unoccupied Crystal Orbital |
| AOVB | Atomic Orbital Valence Bond (molecular Wave Function) |
| BHF | Broken-symmetry Hartree-Fock |
| SCANIIR | Surface Composition Analysis By Neutral And Ion Impact Radiation |
| ASPEN | Assessment System For Population Exposure Nationwide |
| APRF | Acute Phase Response Factor |
| CBLM | Cluster-bethe-lattice Method (for Electronic-structure Calcns. On Crystals) |
| SIMPLISMA | Simple-to-use Interactive Self-modeling Mixture Analysis |
| JAK | Janus Kinase |