| Acronym | Meaning |
| UCCSD | (spin) Unrestricted CCSD |
| CBM | Conduction Band Minimum |
| J(Z)CCS | J(z) Conserving Centrifugal Sudden Approximation (in Molecular Collisions |
| CARS | Corrective Action Reporting System (now Known As RCRIS) |
| SCFM | Standard Cubic Feet Per Minute |
| RLP | Reactive Liquid Polymer |
| COMARO | Composite Magic-angle Rotation |
| RAFA | Rank Annihilation Factor Analysis |
| ERE | Estrogen-responsive Element |
| RIR | Relative Inhalation Risk |