| Acronym | Meaning |
| CPVC | Critical Pigment Volume Concentration |
| CR | Collocation Representation (of Basis Sets) |
| NRTL | Non-random Two Liquid |
| CGO | Configuration Generating Orbital (a Type Of MO) |
| TTN | Technology Transfer Network |
| NBACC | National Biodefense Analysis And Countermeasures Centerpa |
| CPDAM | Cumulative Potential-derived Atomic Multipole (calcn. Method) |
| APECS | Auger Photoelectron Coincidence Spectroscopy |
| BA | Best Atom (basis Set) |
| DIIS | Direct Inversion In The Iterative Space |