| Acronym | Meaning |
| TDMCSCF | Time-dependent MC-SCF |
| END | Electron Nuclear Dynamics (method In Atomic And Molecular Scattering Calcns.) |
| GMR | Giant Magnetoresistance |
| STEAM | Stratosphere-Troposphere Exchange And Climate Monitor |
| CIC | Configuration Interaction (in The) Continuum (theory In Calcns. Of Atomic Resonances) |
| DNC | Delayed Neutron Counting |
| RRG | Rift-related Granitoids |
| HBN | Hexagonal Boron Nitride |
| PCI | Perturbative Configuration Interaction |
| FSTRAC | Federal-State Toxicology And Risk Analysis Committee |