| Acronym | Meaning |
| IAQ | Indoor Air Quality |
| SRH | Spin-adapted Reduced Hamiltonian |
| PRA | Plasma Renin Activity |
| CTF | Common Translation Factor (for Ion-atom Inelastic Collisions) |
| GRPA | Generalized Random-phase Approximation |
| PCS | Photon Correlation Spectroscopy |
| TMDSC | Temperature-modulated Differential Scanning Calorimetry |
| DCC | Discharge Consent Conditions |
| SAFIR | Single Aperture Far-Infrared Observatory |
| CLS | Cathodoluminescence Spectroscopy |