| Acronym | Meaning |
| CET | Collisional Energy Transfer |
| SCDM | Self-consistent Diagrammatic Method (in Calcn. On Electronic Excitation Transfer) |
| AFS | AIRS Facility Subsystem (subsystem Of AIRS) |
| SHAPM | Shear Horizontal Acoustic Plate Mode |
| MIH | Method Of Intermediate Hamiltonians |
| LBD | Ligand Binding Domain |
| RFC | Inhalation Reference Concentration |
| EMLC | Electrochemically Modulated Liquid Chromatography |
| LCCD | Linear Coupled-cluster (method With) Double (excitations) |
| RRC | Regional Response Center |