| Acronym | Meaning |
| ECR | Eriochrome Cyanine Rpar |
| ATMOS | Atmospheric Trace Molecule Spectroscopy |
| VCAM-1 | Vascular Cell Adhesion Mol. 1 |
| CEPA-VAR | Coupled-electron-pair Approxn.-variational |
| TLFPE | Time-local Fokker-Planck Equation |
| MCHF-BP | Multiconfiguration Hartree-Fock Breit-Pauli |
| PKR | Protein Kinase R |
| CPT | Cluster Perturbation Theory |
| CZCS | Coastal Zone Color Scanner |
| NWS | National Weather Service |